./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_true-unreach-call_1.i --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_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_true-unreach-call_1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/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 35d39bc67461ff49c55690f10c9eab7081ebb70f .............................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:31:46,173 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:31:46,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:31:46,181 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:31:46,181 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:31:46,182 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:31:46,183 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:31:46,184 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:31:46,185 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:31:46,186 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:31:46,186 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:31:46,186 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:31:46,187 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:31:46,188 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:31:46,188 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:31:46,189 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:31:46,190 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:31:46,191 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:31:46,192 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:31:46,193 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:31:46,194 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:31:46,194 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:31:46,196 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:31:46,196 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:31:46,196 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:31:46,197 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:31:46,198 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:31:46,198 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:31:46,199 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:31:46,200 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:31:46,200 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:31:46,200 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:31:46,200 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:31:46,201 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:31:46,201 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:31:46,202 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:31:46,202 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:31:46,212 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:31:46,212 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:31:46,213 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:31:46,213 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:31:46,213 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:31:46,213 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:31:46,213 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:31:46,213 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:31:46,213 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:31:46,213 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:31:46,213 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:31:46,214 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:31:46,214 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:31:46,214 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:31:46,214 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:31:46,214 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:31:46,214 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:31:46,215 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:31:46,215 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:31:46,216 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:31:46,216 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:31:46,216 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:31:46,216 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:31:46,216 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:31:46,216 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:31:46,216 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:31:46,216 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:31:46,216 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_e3e93d9d-0246-441b-ac85-6995e41258e2/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 -> 35d39bc67461ff49c55690f10c9eab7081ebb70f [2018-11-10 08:31:46,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:31:46,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:31:46,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:31:46,250 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:31:46,251 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:31:46,251 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_true-unreach-call_1.i [2018-11-10 08:31:46,293 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/data/3e280a0e8/2713ba7f8fbd42a1af24321e54458fe5/FLAG060880bfe [2018-11-10 08:31:46,630 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:31:46,631 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_true-unreach-call_1.i [2018-11-10 08:31:46,635 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/data/3e280a0e8/2713ba7f8fbd42a1af24321e54458fe5/FLAG060880bfe [2018-11-10 08:31:46,644 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/data/3e280a0e8/2713ba7f8fbd42a1af24321e54458fe5 [2018-11-10 08:31:46,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:31:46,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:31:46,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:31:46,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:31:46,652 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:31:46,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4025c5e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46, skipping insertion in model container [2018-11-10 08:31:46,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:31:46,682 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:31:46,785 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:31:46,791 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:31:46,804 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:31:46,814 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:31:46,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46 WrapperNode [2018-11-10 08:31:46,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:31:46,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:31:46,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:31:46,815 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:31:46,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:31:46,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:31:46,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:31:46,838 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:31:46,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... [2018-11-10 08:31:46,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:31:46,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:31:46,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:31:46,855 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:31:46,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:31:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-10 08:31:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-11-10 08:31:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2018-11-10 08:31:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2018-11-10 08:31:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2018-11-10 08:31:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2018-11-10 08:31:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2018-11-10 08:31:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2018-11-10 08:31:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:31:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:31:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2018-11-10 08:31:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2018-11-10 08:31:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:31:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:31:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:31:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:31:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2018-11-10 08:31:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2018-11-10 08:31:47,156 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:31:47,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:31:47 BoogieIcfgContainer [2018-11-10 08:31:47,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:31:47,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 08:31:47,158 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 08:31:47,160 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 08:31:47,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:31:46" (1/3) ... [2018-11-10 08:31:47,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ada0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:31:47, skipping insertion in model container [2018-11-10 08:31:47,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:31:46" (2/3) ... [2018-11-10 08:31:47,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ada0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:31:47, skipping insertion in model container [2018-11-10 08:31:47,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:31:47" (3/3) ... [2018-11-10 08:31:47,163 INFO L112 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast_true-termination.c_true-unreach-call_1.i [2018-11-10 08:31:47,169 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 08:31:47,176 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 08:31:47,189 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 08:31:47,210 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 08:31:47,210 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 08:31:47,210 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 08:31:47,210 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:31:47,211 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:31:47,211 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 08:31:47,211 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:31:47,211 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 08:31:47,221 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states. [2018-11-10 08:31:47,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 08:31:47,224 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:31:47,225 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:31:47,226 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:31:47,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:31:47,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1435290982, now seen corresponding path program 1 times [2018-11-10 08:31:47,231 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:31:47,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:31:47,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:31:47,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:31:47,261 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:31:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:31:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:31:47,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:31:47,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 08:31:47,376 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:31:47,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 08:31:47,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 08:31:47,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 08:31:47,388 INFO L87 Difference]: Start difference. First operand 51 states. Second operand 4 states. [2018-11-10 08:31:47,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:31:47,523 INFO L93 Difference]: Finished difference Result 86 states and 100 transitions. [2018-11-10 08:31:47,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 08:31:47,524 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-11-10 08:31:47,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:31:47,530 INFO L225 Difference]: With dead ends: 86 [2018-11-10 08:31:47,530 INFO L226 Difference]: Without dead ends: 43 [2018-11-10 08:31:47,532 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 08:31:47,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-11-10 08:31:47,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-11-10 08:31:47,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-10 08:31:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2018-11-10 08:31:47,560 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 16 [2018-11-10 08:31:47,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:31:47,561 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2018-11-10 08:31:47,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 08:31:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-11-10 08:31:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 08:31:47,562 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:31:47,562 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, 1, 1, 1, 1, 1, 1] [2018-11-10 08:31:47,562 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:31:47,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:31:47,563 INFO L82 PathProgramCache]: Analyzing trace with hash 555534727, now seen corresponding path program 1 times [2018-11-10 08:31:47,563 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:31:47,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:31:47,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:31:47,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:31:47,564 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:31:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:31:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:31:47,641 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:31:47,641 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:31:47,641 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:31:47,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 08:31:47,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:31:47,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:31:47,643 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 3 states. [2018-11-10 08:31:47,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:31:47,649 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2018-11-10 08:31:47,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:31:47,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-10 08:31:47,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:31:47,650 INFO L225 Difference]: With dead ends: 43 [2018-11-10 08:31:47,650 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 08:31:47,651 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 [2018-11-10 08:31:47,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 08:31:47,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 08:31:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 08:31:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 08:31:47,652 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-11-10 08:31:47,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:31:47,652 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:31:47,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 08:31:47,653 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:31:47,653 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:31:47,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point ibmphp_find_same_bus_numEXIT(lines 52 54) no Hoare annotation was computed. [2018-11-10 08:31:47,735 INFO L428 ceAbstractionStarter]: At program point ibmphp_find_same_bus_numENTRY(lines 52 54) the Hoare annotation is: true [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point ibmphp_find_same_bus_numFINAL(lines 52 54) no Hoare annotation was computed. [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:31:47,735 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point kfreeEXIT(lines 45 48) no Hoare annotation was computed. [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point L46(lines 46 47) no Hoare annotation was computed. [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point L46-2(lines 45 48) no Hoare annotation was computed. [2018-11-10 08:31:47,735 INFO L421 ceAbstractionStarter]: At program point kfreeENTRY(lines 45 48) the Hoare annotation is: (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) [2018-11-10 08:31:47,735 INFO L425 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 4 7) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point __blast_assertFINAL(lines 4 7) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L428 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 4 7) the Hoare annotation is: true [2018-11-10 08:31:47,736 INFO L428 ceAbstractionStarter]: At program point ibmphp_init_devnoENTRY(lines 63 66) the Hoare annotation is: true [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point ibmphp_init_devnoFINAL(lines 63 66) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point ibmphp_init_devnoEXIT(lines 63 66) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point ebda_rsrc_controllerEXIT(lines 68 129) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L421 ceAbstractionStarter]: At program point L124(lines 68 129) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| 0) (not (= ~freed_tmp_slot~0 0)) (<= 1 ~used_tmp_slot~0)) [2018-11-10 08:31:47,736 INFO L421 ceAbstractionStarter]: At program point L118(lines 68 129) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| 0) (not (= ~freed_tmp_slot~0 0)) (<= 1 ~used_tmp_slot~0)) [2018-11-10 08:31:47,736 INFO L421 ceAbstractionStarter]: At program point L116(line 116) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| 0) (<= 1 ~used_tmp_slot~0)) [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point L116-1(line 116) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L421 ceAbstractionStarter]: At program point L112(line 112) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| 0) (<= 1 ~used_tmp_slot~0)) [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point L112-1(line 112) no Hoare annotation was computed. [2018-11-10 08:31:47,736 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L428 ceAbstractionStarter]: At program point L94(line 94) the Hoare annotation is: true [2018-11-10 08:31:47,737 INFO L421 ceAbstractionStarter]: At program point ebda_rsrc_controllerENTRY(lines 68 129) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| 0) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point L94-1(line 94) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point ebda_rsrc_controllerFINAL(lines 68 129) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L421 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| 0) (not (= ~freed_tmp_slot~0 0)) (<= 1 ~used_tmp_slot~0)) [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point L117(lines 117 118) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 114) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L428 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: true [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point L99-1(line 99) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (not (= ~freed_tmp_slot~0 0)) [2018-11-10 08:31:47,737 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 131 135) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| 0) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 131 135) no Hoare annotation was computed. [2018-11-10 08:31:47,737 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-11-10 08:31:47,738 INFO L425 ceAbstractionStarter]: For program point L133(lines 133 134) no Hoare annotation was computed. [2018-11-10 08:31:47,738 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-10 08:31:47,738 INFO L421 ceAbstractionStarter]: At program point L134-2(line 134) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| 0) [2018-11-10 08:31:47,738 INFO L425 ceAbstractionStarter]: For program point L133-1(lines 131 135) no Hoare annotation was computed. [2018-11-10 08:31:47,738 INFO L428 ceAbstractionStarter]: At program point fillslotinfoENTRY(lines 58 61) the Hoare annotation is: true [2018-11-10 08:31:47,738 INFO L425 ceAbstractionStarter]: For program point fillslotinfoEXIT(lines 58 61) no Hoare annotation was computed. [2018-11-10 08:31:47,738 INFO L425 ceAbstractionStarter]: For program point fillslotinfoFINAL(lines 58 61) no Hoare annotation was computed. [2018-11-10 08:31:47,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:31:47 BoogieIcfgContainer [2018-11-10 08:31:47,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:31:47,748 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:31:47,748 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:31:47,748 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:31:47,748 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:31:47" (3/4) ... [2018-11-10 08:31:47,751 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:31:47,755 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ibmphp_find_same_bus_num [2018-11-10 08:31:47,755 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 08:31:47,755 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-11-10 08:31:47,755 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __blast_assert [2018-11-10 08:31:47,755 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ibmphp_init_devno [2018-11-10 08:31:47,755 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ebda_rsrc_controller [2018-11-10 08:31:47,756 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 08:31:47,756 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fillslotinfo [2018-11-10 08:31:47,760 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-11-10 08:31:47,760 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 08:31:47,760 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 08:31:47,779 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(freed_tmp_slot) == 0 || !(freed_tmp_slot == 0)) || 1 <= used_tmp_slot [2018-11-10 08:31:47,779 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(freed_tmp_slot) == 0 || !(freed_tmp_slot == 0)) || 1 <= used_tmp_slot [2018-11-10 08:31:47,803 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e3e93d9d-0246-441b-ac85-6995e41258e2/bin-2019/utaipan/witness.graphml [2018-11-10 08:31:47,803 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:31:47,804 INFO L168 Benchmark]: Toolchain (without parser) took 1156.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -91.6 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:31:47,805 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:31:47,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.79 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:31:47,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:31:47,806 INFO L168 Benchmark]: Boogie Preprocessor took 15.83 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:31:47,806 INFO L168 Benchmark]: RCFGBuilder took 303.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:31:47,806 INFO L168 Benchmark]: TraceAbstraction took 589.74 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: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:31:47,807 INFO L168 Benchmark]: Witness Printer took 55.07 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:31:47,809 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.79 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.83 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 303.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 589.74 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: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. * Witness Printer took 55.07 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (\old(freed_tmp_slot) == 0 || !(freed_tmp_slot == 0)) || 1 <= used_tmp_slot - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (\old(freed_tmp_slot) == 0 || !(freed_tmp_slot == 0)) || 1 <= used_tmp_slot - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 51 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 100 SDtfs, 58 SDslu, 67 SDs, 0 SdLazy, 40 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred 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: 0.0s HoareAnnotationTime, 18 LocationsWithAnnotation, 21 PreInvPairs, 25 NumberOfFragments, 81 HoareAnnotationTreeSize, 21 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 18 FomulaSimplificationsInter, 59 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 2439 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 proved your program to be correct! Received shutdown request...