./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/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 64bit --witnessprinter.graph.data.programhash ccacbf01b2a080bf959d26eca0371c7d108225c5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/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 64bit --witnessprinter.graph.data.programhash ccacbf01b2a080bf959d26eca0371c7d108225c5 ................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:36:06,291 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:36:06,292 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:36:06,299 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:36:06,300 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:36:06,300 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:36:06,301 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:36:06,302 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:36:06,303 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:36:06,304 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:36:06,304 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:36:06,305 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:36:06,305 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:36:06,306 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:36:06,307 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:36:06,307 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:36:06,308 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:36:06,309 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:36:06,311 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:36:06,312 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:36:06,313 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:36:06,314 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:36:06,315 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:36:06,316 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:36:06,316 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:36:06,316 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:36:06,317 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:36:06,318 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:36:06,318 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:36:06,319 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:36:06,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:36:06,320 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:36:06,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:36:06,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:36:06,321 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:36:06,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:36:06,321 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-23 05:36:06,331 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:36:06,331 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:36:06,332 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:36:06,332 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:36:06,332 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 05:36:06,332 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 05:36:06,332 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 05:36:06,332 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 05:36:06,333 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 05:36:06,333 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 05:36:06,333 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-23 05:36:06,333 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 05:36:06,333 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 05:36:06,333 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 05:36:06,333 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:36:06,334 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:36:06,335 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:36:06,335 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:36:06,335 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:36:06,335 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:36:06,335 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:36:06,335 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:36:06,335 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:36:06,336 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:36:06,336 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 05:36:06,336 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:36:06,336 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:36:06,336 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 05:36:06,336 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-23 05:36:06,336 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_ada63580-3fb0-46b1-b060-14fbbe47e581/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccacbf01b2a080bf959d26eca0371c7d108225c5 [2018-11-23 05:36:06,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:36:06,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:36:06,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:36:06,371 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:36:06,371 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:36:06,372 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 05:36:06,411 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/df1206766/15b18bb7703b4454b6784680fb63103d/FLAGf55880967 [2018-11-23 05:36:07,014 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:36:07,015 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 05:36:07,041 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/df1206766/15b18bb7703b4454b6784680fb63103d/FLAGf55880967 [2018-11-23 05:36:07,439 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/df1206766/15b18bb7703b4454b6784680fb63103d [2018-11-23 05:36:07,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:36:07,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:36:07,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:36:07,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:36:07,446 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:36:07,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:36:07" (1/1) ... [2018-11-23 05:36:07,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c54decc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:07, skipping insertion in model container [2018-11-23 05:36:07,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:36:07" (1/1) ... [2018-11-23 05:36:07,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:36:07,537 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:36:07,836 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4564] [2018-11-23 05:36:07,837 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4565-4566] [2018-11-23 05:36:09,236 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:36:09,256 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:36:09,323 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4564] [2018-11-23 05:36:09,323 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4565-4566] [2018-11-23 05:36:09,676 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:36:09,961 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:36:09,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09 WrapperNode [2018-11-23 05:36:09,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:36:09,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:36:09,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:36:09,962 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:36:09,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:36:10,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:36:10,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:36:10,039 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:36:10,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... [2018-11-23 05:36:10,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:36:10,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:36:10,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:36:10,229 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:36:10,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/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 [2018-11-23 05:36:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_cmd_from_context [2018-11-23 05:36:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_cmd_from_context [2018-11-23 05:36:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_rescan [2018-11-23 05:36:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_rescan [2018-11-23 05:36:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_close [2018-11-23 05:36:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_close [2018-11-23 05:36:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2018-11-23 05:36:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-11-23 05:36:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2018-11-23 05:36:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 05:36:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 05:36:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 05:36:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 05:36:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_delete_hba [2018-11-23 05:36:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_delete_hba [2018-11-23 05:36:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2018-11-23 05:36:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2018-11-23 05:36:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2018-11-23 05:36:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2018-11-23 05:36:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-23 05:36:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2018-11-23 05:36:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2018-11-23 05:36:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2018-11-23 05:36:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2018-11-23 05:36:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-23 05:36:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-23 05:36:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_system_info [2018-11-23 05:36:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_system_info [2018-11-23 05:36:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-23 05:36:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-23 05:36:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-23 05:36:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-23 05:36:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_systab_send [2018-11-23 05:36:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_systab_send [2018-11-23 05:36:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_status_get [2018-11-23 05:36:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_status_get [2018-11-23 05:36:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_build_sys_table [2018-11-23 05:36:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_build_sys_table [2018-11-23 05:36:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_install_hba [2018-11-23 05:36:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_install_hba [2018-11-23 05:36:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2018-11-23 05:36:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2018-11-23 05:36:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_online_hba [2018-11-23 05:36:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_online_hba [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_iterate_devices [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_enable_hba [2018-11-23 05:36:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_enable_hba [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-23 05:36:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 05:36:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 05:36:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_2 [2018-11-23 05:36:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_2 [2018-11-23 05:36:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_ioctl_from_context [2018-11-23 05:36:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_ioctl_from_context [2018-11-23 05:36:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_passthru [2018-11-23 05:36:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_passthru [2018-11-23 05:36:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2018-11-23 05:36:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_isr [2018-11-23 05:36:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_isr [2018-11-23 05:36:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2018-11-23 05:36:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2018-11-23 05:36:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_21 [2018-11-23 05:36:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_21 [2018-11-23 05:36:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_scsi_host_alloc [2018-11-23 05:36:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_scsi_host_alloc [2018-11-23 05:36:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 05:36:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 05:36:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2018-11-23 05:36:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2018-11-23 05:36:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_query_scalar [2018-11-23 05:36:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_query_scalar [2018-11-23 05:36:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2018-11-23 05:36:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2018-11-23 05:36:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2018-11-23 05:36:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2018-11-23 05:36:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:36:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:36:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 05:36:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 05:36:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_hba_reset [2018-11-23 05:36:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_hba_reset [2018-11-23 05:36:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_device_reset [2018-11-23 05:36:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_device_reset [2018-11-23 05:36:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_show_info [2018-11-23 05:36:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_show_info [2018-11-23 05:36:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2018-11-23 05:36:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-23 05:36:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-23 05:36:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2018-11-23 05:36:10,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2018-11-23 05:36:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2018-11-23 05:36:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_alloc [2018-11-23 05:36:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2018-11-23 05:36:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_hrt_get [2018-11-23 05:36:10,296 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_hrt_get [2018-11-23 05:36:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2018-11-23 05:36:10,296 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2018-11-23 05:36:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2018-11-23 05:36:10,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2018-11-23 05:36:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 05:36:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_to_scsi [2018-11-23 05:36:10,297 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_to_scsi [2018-11-23 05:36:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2018-11-23 05:36:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2018-11-23 05:36:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-23 05:36:10,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-23 05:36:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2018-11-23 05:36:10,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2018-11-23 05:36:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2018-11-23 05:36:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2018-11-23 05:36:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-23 05:36:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unregister [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2018-11-23 05:36:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_init_outbound_q [2018-11-23 05:36:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_init_outbound_q [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2018-11-23 05:36:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 05:36:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2018-11-23 05:36:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-23 05:36:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2018-11-23 05:36:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2018-11-23 05:36:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_lct_get [2018-11-23 05:36:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_lct_get [2018-11-23 05:36:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-23 05:36:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-23 05:36:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2018-11-23 05:36:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 05:36:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 05:36:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure compat_adpt_ioctl [2018-11-23 05:36:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_adpt_ioctl [2018-11-23 05:36:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_post_wait_complete [2018-11-23 05:36:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_post_wait_complete [2018-11-23 05:36:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host [2018-11-23 05:36:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host [2018-11-23 05:36:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-23 05:36:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_reparse_lct [2018-11-23 05:36:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_reparse_lct [2018-11-23 05:36:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2018-11-23 05:36:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-23 05:36:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-23 05:36:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_post_wait [2018-11-23 05:36:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_post_wait [2018-11-23 05:36:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_parse_lct [2018-11-23 05:36:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_parse_lct [2018-11-23 05:36:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2018-11-23 05:36:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2018-11-23 05:36:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2018-11-23 05:36:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2018-11-23 05:36:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2018-11-23 05:36:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2018-11-23 05:36:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2018-11-23 05:36:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2018-11-23 05:36:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure dma_get_required_mask [2018-11-23 05:36:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 05:36:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 05:36:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-23 05:36:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2018-11-23 05:36:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2018-11-23 05:36:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2018-11-23 05:36:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2018-11-23 05:36:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2018-11-23 05:36:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2018-11-23 05:36:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2018-11-23 05:36:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2018-11-23 05:36:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_find_device [2018-11-23 05:36:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_find_device [2018-11-23 05:36:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2018-11-23 05:36:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2018-11-23 05:36:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2018-11-23 05:36:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_inquiry [2018-11-23 05:36:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_inquiry [2018-11-23 05:36:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 05:36:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_adjust_queue_depth [2018-11-23 05:36:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_fail_posted_scbs [2018-11-23 05:36:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_fail_posted_scbs [2018-11-23 05:36:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2018-11-23 05:36:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2018-11-23 05:36:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2018-11-23 05:36:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 05:36:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_exit [2018-11-23 05:36:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_exit [2018-11-23 05:36:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_ioctl_to_context [2018-11-23 05:36:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_ioctl_to_context [2018-11-23 05:36:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_activate_hba [2018-11-23 05:36:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_activate_hba [2018-11-23 05:36:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_quiesce_hba [2018-11-23 05:36:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_quiesce_hba [2018-11-23 05:36:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_init [2018-11-23 05:36:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_init [2018-11-23 05:36:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:36:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_bus_reset [2018-11-23 05:36:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_bus_reset [2018-11-23 05:36:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-11-23 05:36:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-11-23 05:36:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 05:36:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2018-11-23 05:36:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2018-11-23 05:36:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 05:36:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_27 [2018-11-23 05:36:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_27 [2018-11-23 05:36:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_28 [2018-11-23 05:36:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_28 [2018-11-23 05:36:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_ioctl [2018-11-23 05:36:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_ioctl [2018-11-23 05:36:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2018-11-23 05:36:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2018-11-23 05:36:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_reset_hba [2018-11-23 05:36:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_reset_hba [2018-11-23 05:36:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 05:36:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 05:36:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_unregister_22 [2018-11-23 05:36:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_unregister_22 [2018-11-23 05:36:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_read_blink_led [2018-11-23 05:36:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_read_blink_led [2018-11-23 05:36:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-23 05:36:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-23 05:36:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2018-11-23 05:36:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2018-11-23 05:36:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_requests [2018-11-23 05:36:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_23 [2018-11-23 05:36:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_23 [2018-11-23 05:36:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 05:36:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-23 05:36:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 05:36:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_detect [2018-11-23 05:36:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_detect [2018-11-23 05:36:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-23 05:36:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-23 05:36:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_send_nop [2018-11-23 05:36:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_send_nop [2018-11-23 05:36:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2018-11-23 05:36:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2018-11-23 05:36:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_slave_configure [2018-11-23 05:36:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_slave_configure [2018-11-23 05:36:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-23 05:36:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_issue_params [2018-11-23 05:36:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_issue_params [2018-11-23 05:36:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2018-11-23 05:36:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2018-11-23 05:36:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_abort [2018-11-23 05:36:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_abort [2018-11-23 05:36:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 05:36:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 05:36:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2018-11-23 05:36:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2018-11-23 05:36:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2018-11-23 05:36:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2018-11-23 05:36:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_release [2018-11-23 05:36:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_release [2018-11-23 05:36:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2018-11-23 05:36:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_install_device [2018-11-23 05:36:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_install_device [2018-11-23 05:36:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unblock_requests [2018-11-23 05:36:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_info [2018-11-23 05:36:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_info [2018-11-23 05:36:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure dpt_dma64 [2018-11-23 05:36:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dpt_dma64 [2018-11-23 05:36:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_get_serial [2018-11-23 05:36:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-23 05:36:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-23 05:36:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_cmd_to_context [2018-11-23 05:36:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_cmd_to_context [2018-11-23 05:36:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_scan_host [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:36:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_reset [2018-11-23 05:36:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_reset [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2018-11-23 05:36:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure __adpt_reset [2018-11-23 05:36:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __adpt_reset [2018-11-23 05:36:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 05:36:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 05:36:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-23 05:36:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2018-11-23 05:36:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2018-11-23 05:36:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 05:36:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2018-11-23 05:36:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2018-11-23 05:36:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2018-11-23 05:36:10,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_24 [2018-11-23 05:36:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_24 [2018-11-23 05:36:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_set_state [2018-11-23 05:36:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-23 05:36:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-23 05:36:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_unlocked_ioctl [2018-11-23 05:36:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_unlocked_ioctl [2018-11-23 05:36:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_bios_param [2018-11-23 05:36:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_bios_param [2018-11-23 05:36:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_online [2018-11-23 05:36:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_online [2018-11-23 05:36:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2018-11-23 05:36:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_post_this [2018-11-23 05:36:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_post_this [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_queue [2018-11-23 05:36:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_queue [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host_with_dma_20 [2018-11-23 05:36:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host_with_dma_20 [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_get [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2018-11-23 05:36:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-23 05:36:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-23 05:36:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_open [2018-11-23 05:36:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_open [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2018-11-23 05:36:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_sys_shutdown [2018-11-23 05:36:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_sys_shutdown [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2018-11-23 05:36:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-23 05:36:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2018-11-23 05:36:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_queue_lck [2018-11-23 05:36:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_queue_lck [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_set_resid [2018-11-23 05:36:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_set_resid [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_26 [2018-11-23 05:36:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_26 [2018-11-23 05:36:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_report_hba_unit [2018-11-23 05:36:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_report_hba_unit [2018-11-23 05:36:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2018-11-23 05:36:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 05:36:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2018-11-23 05:36:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2018-11-23 05:36:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2018-11-23 05:36:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_scsi_to_i2o [2018-11-23 05:36:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_scsi_to_i2o [2018-11-23 05:36:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2018-11-23 05:36:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2018-11-23 05:36:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:36:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:36:10,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2018-11-23 05:36:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2018-11-23 05:36:10,325 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-23 05:36:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-23 05:36:20,360 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:36:20,360 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 05:36:20,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:36:20 BoogieIcfgContainer [2018-11-23 05:36:20,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:36:20,361 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:36:20,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:36:20,364 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:36:20,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:36:07" (1/3) ... [2018-11-23 05:36:20,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11830be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:36:20, skipping insertion in model container [2018-11-23 05:36:20,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:09" (2/3) ... [2018-11-23 05:36:20,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11830be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:36:20, skipping insertion in model container [2018-11-23 05:36:20,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:36:20" (3/3) ... [2018-11-23 05:36:20,367 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 05:36:20,375 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:36:20,383 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:36:20,397 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:36:20,434 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:36:20,435 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:36:20,435 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:36:20,435 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:36:20,435 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:36:20,435 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:36:20,435 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:36:20,435 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:36:20,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states. [2018-11-23 05:36:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 05:36:20,486 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:36:20,487 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:36:20,488 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:36:20,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:36:20,492 INFO L82 PathProgramCache]: Analyzing trace with hash -924370575, now seen corresponding path program 1 times [2018-11-23 05:36:20,493 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:36:20,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:20,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:36:20,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:20,548 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:36:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:36:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 05:36:21,001 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:36:21,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:36:21,002 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:36:21,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:36:21,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:36:21,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:36:21,020 INFO L87 Difference]: Start difference. First operand 2061 states. Second operand 3 states. [2018-11-23 05:36:21,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:36:21,516 INFO L93 Difference]: Finished difference Result 5890 states and 8493 transitions. [2018-11-23 05:36:21,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:36:21,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2018-11-23 05:36:21,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:36:21,551 INFO L225 Difference]: With dead ends: 5890 [2018-11-23 05:36:21,551 INFO L226 Difference]: Without dead ends: 3776 [2018-11-23 05:36:21,565 INFO L631 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 [2018-11-23 05:36:21,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3776 states. [2018-11-23 05:36:21,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3776 to 3770. [2018-11-23 05:36:21,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3770 states. [2018-11-23 05:36:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 3770 states and 5359 transitions. [2018-11-23 05:36:21,748 INFO L78 Accepts]: Start accepts. Automaton has 3770 states and 5359 transitions. Word has length 62 [2018-11-23 05:36:21,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:36:21,748 INFO L480 AbstractCegarLoop]: Abstraction has 3770 states and 5359 transitions. [2018-11-23 05:36:21,748 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:36:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 5359 transitions. [2018-11-23 05:36:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 05:36:21,843 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:36:21,843 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:36:21,843 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:36:21,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:36:21,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1517151950, now seen corresponding path program 1 times [2018-11-23 05:36:21,845 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:36:21,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:21,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:36:21,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:21,849 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:36:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:36:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 05:36:22,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:36:22,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:36:22,173 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:36:22,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:36:22,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:36:22,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:36:22,176 INFO L87 Difference]: Start difference. First operand 3770 states and 5359 transitions. Second operand 3 states. [2018-11-23 05:36:22,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:36:22,351 INFO L93 Difference]: Finished difference Result 7126 states and 10391 transitions. [2018-11-23 05:36:22,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:36:22,352 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2018-11-23 05:36:22,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:36:22,396 INFO L225 Difference]: With dead ends: 7126 [2018-11-23 05:36:22,397 INFO L226 Difference]: Without dead ends: 7123 [2018-11-23 05:36:22,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:36:22,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7123 states. [2018-11-23 05:36:22,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7123 to 7045. [2018-11-23 05:36:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7045 states. [2018-11-23 05:36:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7045 states to 7045 states and 10255 transitions. [2018-11-23 05:36:22,642 INFO L78 Accepts]: Start accepts. Automaton has 7045 states and 10255 transitions. Word has length 85 [2018-11-23 05:36:22,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:36:22,643 INFO L480 AbstractCegarLoop]: Abstraction has 7045 states and 10255 transitions. [2018-11-23 05:36:22,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:36:22,643 INFO L276 IsEmpty]: Start isEmpty. Operand 7045 states and 10255 transitions. [2018-11-23 05:36:22,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 05:36:22,647 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:36:22,648 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:36:22,648 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:36:22,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:36:22,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1270166179, now seen corresponding path program 1 times [2018-11-23 05:36:22,648 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:36:22,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:22,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:36:22,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:22,651 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:36:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:36:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 05:36:22,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:36:22,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:36:22,842 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:36:22,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:36:22,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:36:22,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:36:22,842 INFO L87 Difference]: Start difference. First operand 7045 states and 10255 transitions. Second operand 3 states. [2018-11-23 05:36:23,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:36:23,468 INFO L93 Difference]: Finished difference Result 20038 states and 29290 transitions. [2018-11-23 05:36:23,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:36:23,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2018-11-23 05:36:23,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:36:23,544 INFO L225 Difference]: With dead ends: 20038 [2018-11-23 05:36:23,544 INFO L226 Difference]: Without dead ends: 13007 [2018-11-23 05:36:23,579 INFO L631 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 [2018-11-23 05:36:23,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13007 states. [2018-11-23 05:36:24,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13007 to 12898. [2018-11-23 05:36:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12898 states. [2018-11-23 05:36:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12898 states to 12898 states and 18913 transitions. [2018-11-23 05:36:24,209 INFO L78 Accepts]: Start accepts. Automaton has 12898 states and 18913 transitions. Word has length 97 [2018-11-23 05:36:24,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:36:24,210 INFO L480 AbstractCegarLoop]: Abstraction has 12898 states and 18913 transitions. [2018-11-23 05:36:24,210 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:36:24,210 INFO L276 IsEmpty]: Start isEmpty. Operand 12898 states and 18913 transitions. [2018-11-23 05:36:24,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 05:36:24,216 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:36:24,216 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:36:24,216 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:36:24,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:36:24,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1664761036, now seen corresponding path program 1 times [2018-11-23 05:36:24,216 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:36:24,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:24,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:36:24,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:24,219 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:36:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:36:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 05:36:24,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:36:24,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:36:24,478 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:36:24,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:36:24,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:36:24,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:36:24,478 INFO L87 Difference]: Start difference. First operand 12898 states and 18913 transitions. Second operand 6 states. [2018-11-23 05:36:28,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:36:28,808 INFO L93 Difference]: Finished difference Result 38712 states and 58061 transitions. [2018-11-23 05:36:28,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 05:36:28,809 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-11-23 05:36:28,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:36:28,940 INFO L225 Difference]: With dead ends: 38712 [2018-11-23 05:36:28,940 INFO L226 Difference]: Without dead ends: 25837 [2018-11-23 05:36:29,004 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:36:29,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25837 states. [2018-11-23 05:36:29,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25837 to 25834. [2018-11-23 05:36:29,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25834 states. [2018-11-23 05:36:29,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25834 states to 25834 states and 38429 transitions. [2018-11-23 05:36:29,916 INFO L78 Accepts]: Start accepts. Automaton has 25834 states and 38429 transitions. Word has length 125 [2018-11-23 05:36:29,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:36:29,916 INFO L480 AbstractCegarLoop]: Abstraction has 25834 states and 38429 transitions. [2018-11-23 05:36:29,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:36:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 25834 states and 38429 transitions. [2018-11-23 05:36:29,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 05:36:29,921 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:36:29,921 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1] [2018-11-23 05:36:29,921 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:36:29,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:36:29,921 INFO L82 PathProgramCache]: Analyzing trace with hash 969505134, now seen corresponding path program 1 times [2018-11-23 05:36:29,921 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:36:29,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:29,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:36:29,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:36:29,924 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:36:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:36:30,092 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 05:36:30,092 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:36:30,092 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 05:36:30,092 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:36:30,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 05:36:30,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 05:36:30,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:36:30,093 INFO L87 Difference]: Start difference. First operand 25834 states and 38429 transitions. Second operand 7 states. [2018-11-23 05:37:08,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:37:08,336 INFO L93 Difference]: Finished difference Result 100703 states and 159145 transitions. [2018-11-23 05:37:08,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 05:37:08,337 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 122 [2018-11-23 05:37:08,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:37:08,744 INFO L225 Difference]: With dead ends: 100703 [2018-11-23 05:37:08,744 INFO L226 Difference]: Without dead ends: 74892 [2018-11-23 05:37:08,868 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-11-23 05:37:08,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74892 states. [2018-11-23 05:37:11,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74892 to 73242. [2018-11-23 05:37:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73242 states. [2018-11-23 05:37:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73242 states to 73242 states and 113465 transitions. [2018-11-23 05:37:11,697 INFO L78 Accepts]: Start accepts. Automaton has 73242 states and 113465 transitions. Word has length 122 [2018-11-23 05:37:11,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:37:11,698 INFO L480 AbstractCegarLoop]: Abstraction has 73242 states and 113465 transitions. [2018-11-23 05:37:11,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 05:37:11,698 INFO L276 IsEmpty]: Start isEmpty. Operand 73242 states and 113465 transitions. [2018-11-23 05:37:11,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 05:37:11,705 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:37:11,706 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1] [2018-11-23 05:37:11,706 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:37:11,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:37:11,706 INFO L82 PathProgramCache]: Analyzing trace with hash -986963737, now seen corresponding path program 1 times [2018-11-23 05:37:11,706 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:37:11,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:37:11,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:37:11,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:37:11,709 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:37:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:37:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 05:37:11,873 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:37:11,873 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:37:11,873 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:37:11,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:37:11,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:37:11,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:37:11,874 INFO L87 Difference]: Start difference. First operand 73242 states and 113465 transitions. Second operand 6 states. [2018-11-23 05:37:18,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:37:18,341 INFO L93 Difference]: Finished difference Result 219728 states and 360193 transitions. [2018-11-23 05:37:18,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 05:37:18,342 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 124 [2018-11-23 05:37:18,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:37:19,018 INFO L225 Difference]: With dead ends: 219728 [2018-11-23 05:37:19,018 INFO L226 Difference]: Without dead ends: 146509 [2018-11-23 05:37:19,332 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:37:19,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146509 states. [2018-11-23 05:37:23,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146509 to 146474. [2018-11-23 05:37:23,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146474 states. [2018-11-23 05:37:24,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146474 states to 146474 states and 235853 transitions. [2018-11-23 05:37:24,028 INFO L78 Accepts]: Start accepts. Automaton has 146474 states and 235853 transitions. Word has length 124 [2018-11-23 05:37:24,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:37:24,029 INFO L480 AbstractCegarLoop]: Abstraction has 146474 states and 235853 transitions. [2018-11-23 05:37:24,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:37:24,029 INFO L276 IsEmpty]: Start isEmpty. Operand 146474 states and 235853 transitions. [2018-11-23 05:37:24,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 05:37:24,041 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:37:24,042 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1] [2018-11-23 05:37:24,042 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:37:24,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:37:24,042 INFO L82 PathProgramCache]: Analyzing trace with hash 615393139, now seen corresponding path program 1 times [2018-11-23 05:37:24,042 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:37:24,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:37:24,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:37:24,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:37:24,045 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:37:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:37:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 05:37:24,269 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:37:24,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:37:24,269 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:37:24,270 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:37:24,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:37:24,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:37:24,271 INFO L87 Difference]: Start difference. First operand 146474 states and 235853 transitions. Second operand 6 states. [2018-11-23 05:37:37,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:37:37,702 INFO L93 Difference]: Finished difference Result 439392 states and 770913 transitions. [2018-11-23 05:37:37,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 05:37:37,702 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2018-11-23 05:37:37,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:37:39,225 INFO L225 Difference]: With dead ends: 439392 [2018-11-23 05:37:39,225 INFO L226 Difference]: Without dead ends: 291191 [2018-11-23 05:37:40,044 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:37:40,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291191 states. [2018-11-23 05:37:53,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291191 to 291092. [2018-11-23 05:37:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291092 states. [2018-11-23 05:37:55,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291092 states to 291092 states and 497993 transitions. [2018-11-23 05:37:55,324 INFO L78 Accepts]: Start accepts. Automaton has 291092 states and 497993 transitions. Word has length 123 [2018-11-23 05:37:55,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:37:55,325 INFO L480 AbstractCegarLoop]: Abstraction has 291092 states and 497993 transitions. [2018-11-23 05:37:55,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:37:55,325 INFO L276 IsEmpty]: Start isEmpty. Operand 291092 states and 497993 transitions. [2018-11-23 05:37:55,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 05:37:55,336 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:37:55,336 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2018-11-23 05:37:55,337 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:37:55,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:37:55,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1258648893, now seen corresponding path program 1 times [2018-11-23 05:37:55,337 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:37:55,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:37:55,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:37:55,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:37:55,340 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:37:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:37:55,572 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 05:37:55,572 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:37:55,572 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:37:55,573 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 138 with the following transitions: [2018-11-23 05:37:55,575 INFO L202 CegarAbsIntRunner]: [309], [310], [328], [339], [341], [343], [345], [347], [352], [355], [423], [699], [921], [925], [928], [1058], [1060], [1065], [1067], [1074], [1076], [1077], [1096], [1102], [1103], [1184], [1185], [1871], [2213], [2592], [2595], [2599], [2867], [2937], [2958], [2960], [2963], [2970], [2982], [3208], [3213], [3338], [3343], [3363], [3384], [3389], [3391], [3405], [3708], [3710], [3712], [3714], [3716], [3718], [3721], [3724], [3730], [3733], [3736], [3748], [3751], [3754], [4033], [4036], [4039], [4042], [4044], [4058], [4060], [4061], [4182], [4185], [4187], [4220], [4295], [4296], [4573], [4574], [4575], [4576], [4687], [4688], [4731], [4732], [4885], [4927], [5057], [5063], [5064], [5065], [5069], [5121], [5151], [5161], [5233], [5234], [5235], [5236], [5237], [5238], [5239], [5240], [5241], [5242], [5245], [5287], [5288], [5317], [5318], [5387], [5388], [5389] [2018-11-23 05:37:55,614 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:37:55,614 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:37:57,902 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:37:57,903 INFO L272 AbstractInterpreter]: Visited 21 different actions 27 times. Never merged. Never widened. Performed 6785 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6785 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 880 variables. [2018-11-23 05:37:57,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:37:57,908 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:37:59,354 INFO L227 lantSequenceWeakener]: Weakened 25 states. On average, predicates are now at 98.66% of their original sizes. [2018-11-23 05:37:59,354 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:37:59,455 INFO L415 sIntCurrentIteration]: We unified 136 AI predicates to 136 [2018-11-23 05:37:59,455 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:37:59,456 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:37:59,456 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 20 [2018-11-23 05:37:59,456 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:37:59,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 05:37:59,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 05:37:59,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-11-23 05:37:59,457 INFO L87 Difference]: Start difference. First operand 291092 states and 497993 transitions. Second operand 13 states. [2018-11-23 05:38:35,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:38:35,086 INFO L93 Difference]: Finished difference Result 583426 states and 998776 transitions. [2018-11-23 05:38:35,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 05:38:35,086 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 137 [2018-11-23 05:38:35,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:38:36,557 INFO L225 Difference]: With dead ends: 583426 [2018-11-23 05:38:36,558 INFO L226 Difference]: Without dead ends: 292356 [2018-11-23 05:38:44,461 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 139 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2018-11-23 05:38:44,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292356 states. [2018-11-23 05:38:51,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292356 to 292318. [2018-11-23 05:38:51,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292318 states. [2018-11-23 05:38:53,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292318 states to 292318 states and 500224 transitions. [2018-11-23 05:38:53,908 INFO L78 Accepts]: Start accepts. Automaton has 292318 states and 500224 transitions. Word has length 137 [2018-11-23 05:38:53,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:38:53,909 INFO L480 AbstractCegarLoop]: Abstraction has 292318 states and 500224 transitions. [2018-11-23 05:38:53,909 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 05:38:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 292318 states and 500224 transitions. [2018-11-23 05:38:53,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 05:38:53,917 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:38:53,918 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2018-11-23 05:38:53,918 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:38:53,918 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:38:53,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1653947545, now seen corresponding path program 1 times [2018-11-23 05:38:53,918 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:38:53,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:38:53,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:38:53,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:38:53,922 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:38:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:38:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 05:38:54,144 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:38:54,144 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:38:54,144 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 139 with the following transitions: [2018-11-23 05:38:54,145 INFO L202 CegarAbsIntRunner]: [309], [310], [328], [339], [341], [343], [345], [347], [352], [355], [423], [699], [921], [925], [928], [1058], [1060], [1065], [1067], [1074], [1076], [1077], [1096], [1100], [1102], [1103], [1184], [1185], [1871], [2213], [2592], [2595], [2599], [2867], [2937], [2958], [2960], [2963], [2970], [2982], [3208], [3213], [3338], [3343], [3363], [3384], [3389], [3391], [3405], [3708], [3710], [3712], [3714], [3716], [3718], [3721], [3724], [3730], [3733], [3736], [3748], [3751], [3754], [4033], [4036], [4039], [4042], [4044], [4058], [4060], [4061], [4182], [4185], [4187], [4220], [4295], [4296], [4573], [4574], [4575], [4576], [4687], [4688], [4731], [4732], [4885], [4927], [5057], [5063], [5064], [5065], [5069], [5121], [5151], [5161], [5233], [5234], [5235], [5236], [5237], [5238], [5239], [5240], [5241], [5242], [5245], [5287], [5288], [5317], [5318], [5387], [5388], [5389] [2018-11-23 05:38:54,150 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:38:54,150 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:38:56,963 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:38:56,963 INFO L272 AbstractInterpreter]: Visited 54 different actions 72 times. Merged at 3 different actions 8 times. Widened at 1 different actions 1 times. Performed 10296 root evaluator evaluations with a maximum evaluation depth of 4. Performed 10296 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 4 fixpoints after 3 different actions. Largest state had 880 variables. [2018-11-23 05:38:56,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:38:56,978 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:38:59,581 INFO L227 lantSequenceWeakener]: Weakened 14 states. On average, predicates are now at 99.22% of their original sizes. [2018-11-23 05:38:59,581 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:39:13,928 INFO L415 sIntCurrentIteration]: We unified 137 AI predicates to 137 [2018-11-23 05:39:13,929 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:39:13,929 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:39:13,929 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [44] imperfect sequences [9] total 51 [2018-11-23 05:39:13,929 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:39:13,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-11-23 05:39:13,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-11-23 05:39:13,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=270, Invalid=1622, Unknown=0, NotChecked=0, Total=1892 [2018-11-23 05:39:13,930 INFO L87 Difference]: Start difference. First operand 292318 states and 500224 transitions. Second operand 44 states. [2018-11-23 05:39:42,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 05:39:42,901 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.AssumptionBuilder.constructBoogieAssumeStatement(AssumptionBuilder.java:75) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.getCachedCodeBlock(TermConjunctEvaluator.java:273) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.applyPost(TermConjunctEvaluator.java:296) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$4(TermConjunctEvaluator.java:178) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computePost(TermConjunctEvaluator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.applyPost(PoormanCachedPostOperation.java:308) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:119) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:536) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternalTransitionWithValidState(AbsIntHoareTripleChecker.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternalAbsInt(AbsIntHoareTripleChecker.java:249) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternal(AbsIntHoareTripleChecker.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:359) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1066) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:968) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:188) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:699) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 05:39:42,904 INFO L168 Benchmark]: Toolchain (without parser) took 215462.21 ms. Allocated memory was 1.0 GB in the beginning and 7.2 GB in the end (delta: 6.1 GB). Free memory was 945.7 MB in the beginning and 3.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-11-23 05:39:42,905 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:39:42,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2518.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 945.7 MB in the beginning and 1.0 GB in the end (delta: -81.9 MB). Peak memory consumption was 247.0 MB. Max. memory is 11.5 GB. [2018-11-23 05:39:42,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.52 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: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:39:42,906 INFO L168 Benchmark]: Boogie Preprocessor took 190.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 973.4 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:39:42,909 INFO L168 Benchmark]: RCFGBuilder took 10131.51 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.4 MB). Free memory was 973.4 MB in the beginning and 1.0 GB in the end (delta: -75.9 MB). Peak memory consumption was 315.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:39:42,910 INFO L168 Benchmark]: TraceAbstraction took 202542.40 ms. Allocated memory was 1.4 GB in the beginning and 7.2 GB in the end (delta: 5.8 GB). Free memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-23 05:39:42,913 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2518.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 945.7 MB in the beginning and 1.0 GB in the end (delta: -81.9 MB). Peak memory consumption was 247.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.52 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: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 190.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 973.4 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10131.51 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.4 MB). Free memory was 973.4 MB in the beginning and 1.0 GB in the end (delta: -75.9 MB). Peak memory consumption was 315.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 202542.40 ms. Allocated memory was 1.4 GB in the beginning and 7.2 GB in the end (delta: 5.8 GB). Free memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 05:39:44,529 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:39:44,531 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:39:44,541 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:39:44,541 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:39:44,542 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:39:44,543 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:39:44,544 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:39:44,545 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:39:44,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:39:44,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:39:44,547 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:39:44,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:39:44,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:39:44,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:39:44,551 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:39:44,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:39:44,554 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:39:44,555 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:39:44,557 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:39:44,558 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:39:44,559 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:39:44,561 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:39:44,562 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:39:44,562 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:39:44,563 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:39:44,564 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:39:44,564 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:39:44,565 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:39:44,567 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:39:44,567 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:39:44,567 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:39:44,568 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:39:44,568 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:39:44,568 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:39:44,569 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:39:44,570 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-23 05:39:44,582 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:39:44,582 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:39:44,583 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:39:44,583 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:39:44,583 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 05:39:44,583 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 05:39:44,583 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 05:39:44,584 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 05:39:44,584 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 05:39:44,584 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 05:39:44,585 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:39:44,585 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:39:44,585 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:39:44,585 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:39:44,585 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:39:44,587 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 05:39:44,587 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 05:39:44,587 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:39:44,587 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:39:44,587 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:39:44,588 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:39:44,588 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:39:44,588 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:39:44,588 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:39:44,588 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:39:44,588 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:39:44,589 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:39:44,589 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:39:44,589 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 05:39:44,589 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:39:44,589 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 05:39:44,589 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 05:39:44,590 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_ada63580-3fb0-46b1-b060-14fbbe47e581/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccacbf01b2a080bf959d26eca0371c7d108225c5 [2018-11-23 05:39:44,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:39:44,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:39:44,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:39:44,639 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:39:44,639 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:39:44,640 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 05:39:44,686 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/138657fe4/23c46da9aafd4adda62916430f2f25e1/FLAG44628b8ce [2018-11-23 05:39:45,215 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:39:45,216 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 05:39:45,241 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/138657fe4/23c46da9aafd4adda62916430f2f25e1/FLAG44628b8ce [2018-11-23 05:39:45,455 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ada63580-3fb0-46b1-b060-14fbbe47e581/bin-2019/utaipan/data/138657fe4/23c46da9aafd4adda62916430f2f25e1 [2018-11-23 05:39:45,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:39:45,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:39:45,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:39:45,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:39:45,460 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:39:45,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:39:45" (1/1) ... [2018-11-23 05:39:45,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc41bf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:39:45, skipping insertion in model container [2018-11-23 05:39:45,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:39:45" (1/1) ... [2018-11-23 05:39:45,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:39:45,544 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:39:45,840 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4564] [2018-11-23 05:39:45,841 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4565-4566] [2018-11-23 05:39:47,122 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:39:47,146 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:39:47,214 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4564] [2018-11-23 05:39:47,214 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4565-4566] [2018-11-23 05:39:47,535 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:39:47,900 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:39:47,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:39:47 WrapperNode [2018-11-23 05:39:47,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:39:47,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:39:47,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:39:47,901 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:39:47,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:39:47" (1/1) ... [2018-11-23 05:39:47,941 ERROR L1131 TypeChecker]: C: __builtin_alloca(sizeof(*sg_list) * __lengthofsg_list) [7595]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~malloc852,]],#Ultimate.alloc,[FunctionApplication[~bvmul64,[FunctionApplication[~sign_extendFrom32To64,[BitvecLiteral[8,32]]],IdentifierExpression[~__lengthofsg_list~0,]]]]] [2018-11-23 05:39:47,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:39:47" (1/1) ... [2018-11-23 05:39:47,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:39:47,953 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-23 05:39:47,954 INFO L168 Benchmark]: Toolchain (without parser) took 2496.50 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 283.1 MB). Free memory was 934.7 MB in the beginning and 1.2 GB in the end (delta: -272.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:39:47,955 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:39:47,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2442.27 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 283.1 MB). Free memory was 934.7 MB in the beginning and 1.2 GB in the end (delta: -274.9 MB). Peak memory consumption was 309.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:39:47,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.33 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. [2018-11-23 05:39:47,959 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 2442.27 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 283.1 MB). Free memory was 934.7 MB in the beginning and 1.2 GB in the end (delta: -274.9 MB). Peak memory consumption was 309.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.33 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 7595]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~malloc852,]],#Ultimate.alloc,[FunctionApplication[~bvmul64,[FunctionApplication[~sign_extendFrom32To64,[BitvecLiteral[8,32]]],IdentifierExpression[~__lengthofsg_list~0,]]]]] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...