./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1210_false-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_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1210_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/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 36fce2ac9d239f0bf9286aa317af7b50704c65b6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1210_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/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 36fce2ac9d239f0bf9286aa317af7b50704c65b6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:28:14,557 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:28:14,559 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:28:14,568 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:28:14,568 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:28:14,569 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:28:14,570 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:28:14,571 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:28:14,573 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:28:14,573 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:28:14,574 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:28:14,575 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:28:14,575 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:28:14,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:28:14,577 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:28:14,577 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:28:14,579 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:28:14,580 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:28:14,581 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:28:14,583 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:28:14,584 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:28:14,585 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:28:14,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:28:14,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:28:14,587 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:28:14,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:28:14,589 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:28:14,590 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:28:14,590 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:28:14,591 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:28:14,591 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:28:14,592 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:28:14,592 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:28:14,592 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:28:14,593 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:28:14,593 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:28:14,593 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 19:28:14,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:28:14,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:28:14,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:28:14,611 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 19:28:14,611 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 19:28:14,611 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 19:28:14,611 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 19:28:14,612 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 19:28:14,612 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 19:28:14,612 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 19:28:14,612 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 19:28:14,612 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:28:14,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:28:14,613 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:28:14,613 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:28:14,613 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:28:14,613 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:28:14,613 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:28:14,613 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:28:14,614 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:28:14,616 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:28:14,617 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:28:14,617 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:28:14,617 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:28:14,617 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:28:14,617 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:28:14,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:28:14,618 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:28:14,618 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:28:14,618 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:28:14,618 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 19:28:14,618 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:28:14,618 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:28:14,618 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:28:14,618 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_c9830510-fc01-4989-9111-f5f2158f4a2e/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 -> 36fce2ac9d239f0bf9286aa317af7b50704c65b6 [2018-10-26 19:28:14,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:28:14,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:28:14,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:28:14,663 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:28:14,663 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:28:14,663 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1210_false-unreach-call.c [2018-10-26 19:28:14,721 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/d6eba6a21/04e79969b9a546fa875a5ebbe87bc64a/FLAG2f69f8026 [2018-10-26 19:28:15,093 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:28:15,094 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/sv-benchmarks/c/float-newlib/float_req_bl_1210_false-unreach-call.c [2018-10-26 19:28:15,100 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/d6eba6a21/04e79969b9a546fa875a5ebbe87bc64a/FLAG2f69f8026 [2018-10-26 19:28:15,110 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/d6eba6a21/04e79969b9a546fa875a5ebbe87bc64a [2018-10-26 19:28:15,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:28:15,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:28:15,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:28:15,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:28:15,118 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:28:15,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8c40cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15, skipping insertion in model container [2018-10-26 19:28:15,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:28:15,148 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:28:15,276 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:28:15,284 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:28:15,306 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:28:15,319 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:28:15,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15 WrapperNode [2018-10-26 19:28:15,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:28:15,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:28:15,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:28:15,321 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:28:15,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:28:15,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:28:15,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:28:15,365 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:28:15,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... [2018-10-26 19:28:15,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:28:15,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:28:15,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:28:15,424 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:28:15,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/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 [2018-10-26 19:28:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 19:28:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 19:28:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure modf_float [2018-10-26 19:28:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure modf_float [2018-10-26 19:28:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-10-26 19:28:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-10-26 19:28:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 19:28:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 19:28:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:28:15,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:28:16,240 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:28:16,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:16 BoogieIcfgContainer [2018-10-26 19:28:16,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:28:16,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:28:16,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:28:16,244 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:28:16,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:28:15" (1/3) ... [2018-10-26 19:28:16,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ee156b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:28:16, skipping insertion in model container [2018-10-26 19:28:16,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:15" (2/3) ... [2018-10-26 19:28:16,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ee156b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:28:16, skipping insertion in model container [2018-10-26 19:28:16,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:16" (3/3) ... [2018-10-26 19:28:16,247 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1210_false-unreach-call.c [2018-10-26 19:28:16,256 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:28:16,265 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:28:16,278 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:28:16,305 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:28:16,305 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:28:16,305 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:28:16,306 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:28:16,306 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:28:16,306 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:28:16,306 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:28:16,306 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:28:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-10-26 19:28:16,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 19:28:16,326 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:28:16,327 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, 1] [2018-10-26 19:28:16,329 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:28:16,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:16,334 INFO L82 PathProgramCache]: Analyzing trace with hash -2124539892, now seen corresponding path program 1 times [2018-10-26 19:28:16,336 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:28:16,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:28:16,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:28:16,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:28:16,384 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:28:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:16,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:16,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:28:16,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:28:16,474 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:28:16,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 19:28:16,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 19:28:16,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:28:16,492 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 2 states. [2018-10-26 19:28:16,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:28:16,513 INFO L93 Difference]: Finished difference Result 88 states and 126 transitions. [2018-10-26 19:28:16,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 19:28:16,515 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-10-26 19:28:16,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:28:16,524 INFO L225 Difference]: With dead ends: 88 [2018-10-26 19:28:16,524 INFO L226 Difference]: Without dead ends: 44 [2018-10-26 19:28:16,527 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 [2018-10-26 19:28:16,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-10-26 19:28:16,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-10-26 19:28:16,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-10-26 19:28:16,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2018-10-26 19:28:16,571 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 25 [2018-10-26 19:28:16,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:28:16,571 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2018-10-26 19:28:16,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 19:28:16,572 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2018-10-26 19:28:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-26 19:28:16,573 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:28:16,574 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, 1, 1, 1] [2018-10-26 19:28:16,577 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:28:16,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:16,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1268742027, now seen corresponding path program 1 times [2018-10-26 19:28:16,578 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:28:16,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:28:16,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:28:16,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:28:16,579 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:28:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:16,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:16,727 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:28:16,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:28:16,727 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:28:16,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:28:16,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:28:16,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:28:16,729 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand 3 states. [2018-10-26 19:28:16,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:28:16,758 INFO L93 Difference]: Finished difference Result 47 states and 50 transitions. [2018-10-26 19:28:16,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:28:16,759 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-10-26 19:28:16,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:28:16,760 INFO L225 Difference]: With dead ends: 47 [2018-10-26 19:28:16,760 INFO L226 Difference]: Without dead ends: 44 [2018-10-26 19:28:16,761 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:28:16,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-10-26 19:28:16,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-10-26 19:28:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-10-26 19:28:16,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2018-10-26 19:28:16,766 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 27 [2018-10-26 19:28:16,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:28:16,768 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2018-10-26 19:28:16,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:28:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2018-10-26 19:28:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 19:28:16,769 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:28:16,769 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:28:16,770 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:28:16,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:16,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1476537099, now seen corresponding path program 1 times [2018-10-26 19:28:16,771 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:28:16,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:28:16,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:28:16,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:28:16,772 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:28:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:28:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:28:16,857 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 19:28:16,871 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,872 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,873 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,873 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,873 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,874 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,874 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,874 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,874 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,875 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,875 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,875 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,875 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,875 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,876 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,876 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,876 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,876 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,877 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,877 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,877 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,877 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,878 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,881 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,881 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,881 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,882 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,885 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,885 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,885 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,885 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,886 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,886 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,886 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,886 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,887 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,887 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,887 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:16,887 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,888 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,888 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,888 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,888 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,889 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,889 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,889 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,889 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,889 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,895 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,897 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,897 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,897 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,897 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,898 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,898 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,899 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:16,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:28:16 BoogieIcfgContainer [2018-10-26 19:28:16,926 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:28:16,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:28:16,927 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:28:16,927 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:28:16,928 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:16" (3/4) ... [2018-10-26 19:28:16,930 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 19:28:16,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:28:16,931 INFO L168 Benchmark]: Toolchain (without parser) took 1818.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -110.7 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:16,933 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:28:16,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 205.73 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 941.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:16,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.30 ms. Allocated memory is still 1.0 GB. Free memory was 941.0 MB in the beginning and 938.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:16,935 INFO L168 Benchmark]: Boogie Preprocessor took 58.37 ms. Allocated memory is still 1.0 GB. Free memory is still 938.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:28:16,935 INFO L168 Benchmark]: RCFGBuilder took 816.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 938.3 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:16,936 INFO L168 Benchmark]: TraceAbstraction took 684.91 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: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:16,937 INFO L168 Benchmark]: Witness Printer took 4.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:28:16,940 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 205.73 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 941.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.30 ms. Allocated memory is still 1.0 GB. Free memory was 941.0 MB in the beginning and 938.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.37 ms. Allocated memory is still 1.0 GB. Free memory is still 938.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 816.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 938.3 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 684.91 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: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.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.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.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.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.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.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.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.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.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.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.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.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.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.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.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 86]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryArithmeticFLOAToperation at line 80, overapproximation of bitwiseAnd at line 26. Possible FailurePath: [L11] static const float one_modf = 1.0; VAL [\old(one_modf)=10, one_modf=1] [L80] float x = 0.0f / 0.0f; [L81] CALL float iptr; [L81] RET float iptr; [L82] CALL, EXPR modf_float(x, &iptr) VAL [one_modf=1] [L14] __int32_t i0, j0; [L15] __uint32_t i; VAL [one_modf=1] [L17] CALL ieee_float_shape_type gf_u; [L17] RET ieee_float_shape_type gf_u; [L18] CALL gf_u.value = (x) [L18] RET gf_u.value = (x) [L19] CALL, EXPR gf_u.word [L19] RET, EXPR gf_u.word [L19] (i0) = gf_u.word [L19] RET (i0) = gf_u.word [L20] COND FALSE !(0) VAL [one_modf=1] [L21] j0 = ((i0 >> 23) & 0xff) - 0x7f VAL [one_modf=1] [L22] COND TRUE j0 < 23 VAL [one_modf=1] [L23] COND TRUE j0 < 0 VAL [one_modf=1] [L25] CALL ieee_float_shape_type sf_u; [L25] RET ieee_float_shape_type sf_u; [L26] CALL sf_u.word = (i0 & 0x80000000) [L26] RET sf_u.word = (i0 & 0x80000000) [L27] CALL, EXPR sf_u.value [L27] RET, EXPR sf_u.value [L27] CALL (*iptr) = sf_u.value [L27] RET (*iptr) = sf_u.value [L28] COND FALSE !(0) VAL [one_modf=1] [L29] RET return x; VAL [one_modf=1] [L82] EXPR modf_float(x, &iptr) VAL [one_modf=1] [L82] float res = modf_float(x, &iptr); [L85] CALL, EXPR \read(iptr) [L85] RET, EXPR \read(iptr) [L85] CALL, EXPR isnan_float(iptr) VAL [\old(x)=11, one_modf=1] [L73] RET return x != x; VAL [\old(x)=11, \result=1, one_modf=1, x=11] [L85] EXPR isnan_float(iptr) VAL [one_modf=1] [L85] isnan_float(iptr) && !isnan_float(res) VAL [one_modf=1] [L85] CALL, EXPR isnan_float(res) VAL [\old(x)=7, one_modf=1] [L73] RET return x != x; VAL [\old(x)=7, \result=0, one_modf=1, x=7] [L85] EXPR isnan_float(res) VAL [one_modf=1] [L85] isnan_float(iptr) && !isnan_float(res) VAL [one_modf=1] [L85] COND TRUE isnan_float(iptr) && !isnan_float(res) [L86] __VERIFIER_error() VAL [one_modf=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 48 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 100 SDtfs, 0 SDslu, 43 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 1278 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2018-10-26 19:28:18,865 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:28:18,867 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:28:18,876 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:28:18,876 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:28:18,877 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:28:18,878 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:28:18,880 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:28:18,881 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:28:18,882 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:28:18,883 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:28:18,883 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:28:18,884 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:28:18,884 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:28:18,885 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:28:18,886 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:28:18,889 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:28:18,891 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:28:18,892 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:28:18,893 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:28:18,903 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:28:18,904 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:28:18,906 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:28:18,906 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:28:18,906 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:28:18,907 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:28:18,908 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:28:18,908 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:28:18,909 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:28:18,909 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:28:18,910 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:28:18,911 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:28:18,911 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:28:18,912 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:28:18,912 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:28:18,913 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:28:18,913 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 19:28:18,925 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:28:18,925 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:28:18,926 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:28:18,926 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 19:28:18,926 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 19:28:18,926 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 19:28:18,926 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 19:28:18,926 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 19:28:18,928 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:28:18,928 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:28:18,928 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:28:18,928 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:28:18,928 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:28:18,928 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:28:18,929 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:28:18,929 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 19:28:18,929 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 19:28:18,929 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:28:18,929 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:28:18,929 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:28:18,929 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:28:18,930 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:28:18,930 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:28:18,930 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:28:18,930 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:28:18,930 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:28:18,930 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:28:18,930 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:28:18,931 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 19:28:18,931 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:28:18,931 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 19:28:18,931 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 19:28:18,931 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_c9830510-fc01-4989-9111-f5f2158f4a2e/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 -> 36fce2ac9d239f0bf9286aa317af7b50704c65b6 [2018-10-26 19:28:18,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:28:18,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:28:18,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:28:18,979 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:28:18,980 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:28:18,980 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1210_false-unreach-call.c [2018-10-26 19:28:19,020 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/2662436e6/7564f30a26064620ab00ff0af49439cd/FLAG5e51e1315 [2018-10-26 19:28:19,412 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:28:19,413 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/sv-benchmarks/c/float-newlib/float_req_bl_1210_false-unreach-call.c [2018-10-26 19:28:19,419 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/2662436e6/7564f30a26064620ab00ff0af49439cd/FLAG5e51e1315 [2018-10-26 19:28:19,431 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/data/2662436e6/7564f30a26064620ab00ff0af49439cd [2018-10-26 19:28:19,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:28:19,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:28:19,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:28:19,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:28:19,440 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:28:19,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a18aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19, skipping insertion in model container [2018-10-26 19:28:19,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:28:19,473 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:28:19,626 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:28:19,638 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:28:19,663 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:28:19,678 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:28:19,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19 WrapperNode [2018-10-26 19:28:19,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:28:19,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:28:19,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:28:19,680 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:28:19,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:28:19,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:28:19,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:28:19,724 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:28:19,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... [2018-10-26 19:28:19,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:28:19,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:28:19,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:28:19,769 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:28:19,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/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 [2018-10-26 19:28:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 19:28:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 19:28:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure modf_float [2018-10-26 19:28:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure modf_float [2018-10-26 19:28:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-10-26 19:28:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-10-26 19:28:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 19:28:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 19:28:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:28:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:28:20,257 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 19:28:20,290 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 19:28:20,386 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 19:28:20,410 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 19:28:20,536 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 19:28:20,571 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 19:28:20,589 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 19:28:20,673 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:28:20,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:20 BoogieIcfgContainer [2018-10-26 19:28:20,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:28:20,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:28:20,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:28:20,679 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:28:20,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:28:19" (1/3) ... [2018-10-26 19:28:20,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f85d982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:28:20, skipping insertion in model container [2018-10-26 19:28:20,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:19" (2/3) ... [2018-10-26 19:28:20,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f85d982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:28:20, skipping insertion in model container [2018-10-26 19:28:20,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:20" (3/3) ... [2018-10-26 19:28:20,685 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1210_false-unreach-call.c [2018-10-26 19:28:20,696 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:28:20,703 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:28:20,714 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:28:20,743 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 19:28:20,744 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:28:20,744 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:28:20,744 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:28:20,744 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:28:20,744 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:28:20,744 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:28:20,744 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:28:20,744 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:28:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-10-26 19:28:20,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 19:28:20,769 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:28:20,770 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, 1] [2018-10-26 19:28:20,772 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:28:20,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:20,777 INFO L82 PathProgramCache]: Analyzing trace with hash -2124539892, now seen corresponding path program 1 times [2018-10-26 19:28:20,781 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 19:28:20,782 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-10-26 19:28:20,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-10-26 19:28:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:20,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:28:20,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:20,908 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 19:28:20,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:28:20,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:28:20,925 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 19:28:20,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 19:28:20,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:28:20,939 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 2 states. [2018-10-26 19:28:20,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:28:20,960 INFO L93 Difference]: Finished difference Result 88 states and 126 transitions. [2018-10-26 19:28:20,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 19:28:20,961 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-10-26 19:28:20,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:28:20,968 INFO L225 Difference]: With dead ends: 88 [2018-10-26 19:28:20,968 INFO L226 Difference]: Without dead ends: 44 [2018-10-26 19:28:20,971 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:28:20,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-10-26 19:28:21,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-10-26 19:28:21,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-10-26 19:28:21,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2018-10-26 19:28:21,009 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 25 [2018-10-26 19:28:21,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:28:21,010 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2018-10-26 19:28:21,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 19:28:21,011 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2018-10-26 19:28:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-26 19:28:21,012 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:28:21,013 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, 1, 1, 1] [2018-10-26 19:28:21,013 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:28:21,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:21,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1268742027, now seen corresponding path program 1 times [2018-10-26 19:28:21,015 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 19:28:21,015 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/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 [2018-10-26 19:28:21,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:28:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:21,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:28:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:21,457 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 19:28:21,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:28:21,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 19:28:21,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 19:28:21,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 19:28:21,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 19:28:21,470 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand 7 states. [2018-10-26 19:28:22,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:28:22,254 INFO L93 Difference]: Finished difference Result 60 states and 65 transitions. [2018-10-26 19:28:22,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 19:28:22,256 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-10-26 19:28:22,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:28:22,257 INFO L225 Difference]: With dead ends: 60 [2018-10-26 19:28:22,258 INFO L226 Difference]: Without dead ends: 31 [2018-10-26 19:28:22,259 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-10-26 19:28:22,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-10-26 19:28:22,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-10-26 19:28:22,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-10-26 19:28:22,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2018-10-26 19:28:22,270 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 27 [2018-10-26 19:28:22,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:28:22,271 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2018-10-26 19:28:22,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 19:28:22,271 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-26 19:28:22,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-26 19:28:22,272 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:28:22,272 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, 1, 1, 1, 1] [2018-10-26 19:28:22,272 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:28:22,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:22,272 INFO L82 PathProgramCache]: Analyzing trace with hash 2081760611, now seen corresponding path program 1 times [2018-10-26 19:28:22,273 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 19:28:22,273 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/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 [2018-10-26 19:28:22,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:28:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:22,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:28:22,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:22,415 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 19:28:22,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:28:22,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:28:22,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:28:22,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:28:22,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:28:22,427 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 3 states. [2018-10-26 19:28:22,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:28:22,443 INFO L93 Difference]: Finished difference Result 34 states and 34 transitions. [2018-10-26 19:28:22,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:28:22,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-10-26 19:28:22,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:28:22,445 INFO L225 Difference]: With dead ends: 34 [2018-10-26 19:28:22,445 INFO L226 Difference]: Without dead ends: 31 [2018-10-26 19:28:22,445 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:28:22,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-10-26 19:28:22,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-10-26 19:28:22,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-10-26 19:28:22,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2018-10-26 19:28:22,451 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 31 transitions. Word has length 28 [2018-10-26 19:28:22,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:28:22,453 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 31 transitions. [2018-10-26 19:28:22,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:28:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2018-10-26 19:28:22,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-26 19:28:22,455 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:28:22,455 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:28:22,455 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:28:22,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:22,456 INFO L82 PathProgramCache]: Analyzing trace with hash -811113421, now seen corresponding path program 1 times [2018-10-26 19:28:22,456 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 19:28:22,456 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-10-26 19:28:22,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:28:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:28:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:28:22,954 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 19:28:22,983 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,984 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,984 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,985 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,985 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,985 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,985 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,986 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,986 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,986 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,986 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,987 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,987 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,987 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,988 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,988 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,988 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,988 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,989 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,989 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:22,989 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:22,989 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,005 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,005 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,005 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,007 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,007 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,008 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,008 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,008 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,009 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,009 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,009 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,010 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,010 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,010 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,011 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,011 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,011 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,012 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,012 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,012 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,013 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,013 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,013 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,013 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,026 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:28:23 BoogieIcfgContainer [2018-10-26 19:28:23,069 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:28:23,069 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:28:23,069 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:28:23,069 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:28:23,071 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:20" (3/4) ... [2018-10-26 19:28:23,073 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-26 19:28:23,076 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,077 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,077 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,078 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,078 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,079 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,079 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,079 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,079 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,080 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,080 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,080 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,081 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,081 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,081 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,081 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,082 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,084 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,084 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,084 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,084 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,085 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,085 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,085 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,085 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,086 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,086 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,086 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,086 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,087 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,087 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,087 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,088 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,088 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,088 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,088 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,089 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,089 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,089 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,089 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,093 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 19:28:23,093 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,094 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,094 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,094 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,095 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,095 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,095 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,095 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,097 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,097 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,097 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,097 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,098 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,098 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,098 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,098 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,098 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,099 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,099 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:28:23,149 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c9830510-fc01-4989-9111-f5f2158f4a2e/bin-2019/utaipan/witness.graphml [2018-10-26 19:28:23,150 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:28:23,150 INFO L168 Benchmark]: Toolchain (without parser) took 3715.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.4 MB). Free memory was 951.9 MB in the beginning and 1.0 GB in the end (delta: -73.5 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:23,152 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-10-26 19:28:23,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:23,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.22 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:28:23,161 INFO L168 Benchmark]: Boogie Preprocessor took 44.85 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:23,161 INFO L168 Benchmark]: RCFGBuilder took 906.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.4 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -214.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:23,162 INFO L168 Benchmark]: TraceAbstraction took 2392.44 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: 112.4 MB). Peak memory consumption was 112.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:23,162 INFO L168 Benchmark]: Witness Printer took 80.51 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-10-26 19:28:23,164 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 242.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 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 44.22 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.85 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 906.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.4 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -214.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2392.44 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: 112.4 MB). Peak memory consumption was 112.4 MB. Max. memory is 11.5 GB. * Witness Printer took 80.51 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: 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 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 - 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.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.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.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.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.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 - 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.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.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.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.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.alloc_#res : $Pointer$ 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: - CounterExampleResult [Line: 86]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L11] static const float one_modf = 1.0; VAL [\old(one_modf)=0.000000000000000000000000000000000000000000007006492321624085, one_modf=1.0] [L80] float x = 0.0f / 0.0f; [L81] CALL float iptr; [L81] RET float iptr; [L82] CALL, EXPR modf_float(x, &iptr) VAL [one_modf=1.0] [L14] __int32_t i0, j0; [L15] __uint32_t i; VAL [one_modf=1.0] [L17] CALL ieee_float_shape_type gf_u; [L17] RET ieee_float_shape_type gf_u; [L18] CALL gf_u.value = (x) [L18] RET gf_u.value = (x) [L19] CALL, EXPR gf_u.word [L19] RET, EXPR gf_u.word [L19] (i0) = gf_u.word [L19] RET (i0) = gf_u.word [L20] COND FALSE !(0) VAL [one_modf=1.0] [L21] j0 = ((i0 >> 23) & 0xff) - 0x7f VAL [one_modf=1.0] [L22] COND FALSE !(j0 < 23) [L56] __uint32_t ix; [L57] CALL *iptr = x * one_modf [L57] RET *iptr = x * one_modf [L59] CALL ieee_float_shape_type gf_u; [L59] RET ieee_float_shape_type gf_u; [L60] CALL gf_u.value = (x) [L60] RET gf_u.value = (x) [L61] CALL, EXPR gf_u.word [L61] RET, EXPR gf_u.word [L61] (ix) = gf_u.word [L61] RET (ix) = gf_u.word [L62] COND FALSE !(0) VAL [one_modf=1.0] [L64] CALL ieee_float_shape_type sf_u; [L64] RET ieee_float_shape_type sf_u; [L65] CALL sf_u.word = (ix & 0x80000000) [L65] RET sf_u.word = (ix & 0x80000000) [L66] CALL, EXPR sf_u.value [L66] RET, EXPR sf_u.value [L66] (x) = sf_u.value [L66] RET (x) = sf_u.value [L67] COND FALSE !(0) VAL [one_modf=1.0] [L68] RET return x; VAL [one_modf=1.0] [L82] EXPR modf_float(x, &iptr) VAL [one_modf=1.0] [L82] float res = modf_float(x, &iptr); [L85] CALL, EXPR \read(iptr) [L85] RET, EXPR \read(iptr) [L85] CALL, EXPR isnan_float(iptr) VAL [\old(x)=NaN, one_modf=1.0] [L73] RET return x != x; VAL [\old(x)=NaN, \result=1, one_modf=1.0, x=NaN] [L85] EXPR isnan_float(iptr) VAL [one_modf=1.0] [L85] isnan_float(iptr) && !isnan_float(res) VAL [one_modf=1.0] [L85] CALL, EXPR isnan_float(res) VAL [\old(x)=0.0, one_modf=1.0] [L73] RET return x != x; VAL [\old(x)=0.0, \result=0, one_modf=1.0, x=0.0] [L85] EXPR isnan_float(res) VAL [one_modf=1.0] [L85] isnan_float(iptr) && !isnan_float(res) VAL [one_modf=1.0] [L85] COND TRUE isnan_float(iptr) && !isnan_float(res) [L86] __VERIFIER_error() VAL [one_modf=1.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 48 locations, 1 error locations. UNSAFE Result, 2.3s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 117 SDtfs, 87 SDslu, 137 SDs, 0 SdLazy, 53 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred 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: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 77 ConstructedInterpolants, 7 QuantifiedInterpolants, 6064 SizeOfPredicates, 11 NumberOfNonLiveVariables, 351 ConjunctsInSsa, 15 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 incorrect! Received shutdown request...