./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.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_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/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 49380e6b1e851e00d0ad398a7528812e4c12a087 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/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 49380e6b1e851e00d0ad398a7528812e4c12a087 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 00:03:16,961 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:03:16,962 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:03:16,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:03:16,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:03:16,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:03:16,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:03:16,972 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:03:16,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:03:16,974 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:03:16,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:03:16,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:03:16,975 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:03:16,976 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:03:16,976 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:03:16,977 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:03:16,977 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:03:16,979 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:03:16,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:03:16,981 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:03:16,982 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:03:16,983 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:03:16,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:03:16,984 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:03:16,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:03:16,985 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:03:16,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:03:16,987 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:03:16,987 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:03:16,988 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:03:16,988 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:03:16,988 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:03:16,989 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:03:16,989 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:03:16,989 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:03:16,990 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:03:16,990 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-23 00:03:17,000 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:03:17,000 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:03:17,001 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:03:17,001 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:03:17,001 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 00:03:17,002 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 00:03:17,002 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 00:03:17,002 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 00:03:17,002 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 00:03:17,002 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 00:03:17,002 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-23 00:03:17,002 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 00:03:17,003 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 00:03:17,003 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 00:03:17,003 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:03:17,003 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:03:17,003 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:03:17,004 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:03:17,004 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:03:17,004 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:03:17,004 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:03:17,004 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:03:17,004 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:03:17,005 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:03:17,005 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:03:17,005 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:03:17,005 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:03:17,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:03:17,005 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:03:17,005 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:03:17,006 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:03:17,006 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 00:03:17,006 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:03:17,006 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:03:17,006 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 00:03:17,006 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-23 00:03:17,006 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_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/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 -> 49380e6b1e851e00d0ad398a7528812e4c12a087 [2018-11-23 00:03:17,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:03:17,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:03:17,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:03:17,038 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:03:17,038 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:03:17,039 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 00:03:17,075 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/950b78ce3/bdec84690ebb403ab3245e4a2c9d9943/FLAGe3844c9dc [2018-11-23 00:03:17,639 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:03:17,639 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 00:03:17,661 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/950b78ce3/bdec84690ebb403ab3245e4a2c9d9943/FLAGe3844c9dc [2018-11-23 00:03:18,063 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/950b78ce3/bdec84690ebb403ab3245e4a2c9d9943 [2018-11-23 00:03:18,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:03:18,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:03:18,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:03:18,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:03:18,070 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:03:18,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:03:18" (1/1) ... [2018-11-23 00:03:18,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d1a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:18, skipping insertion in model container [2018-11-23 00:03:18,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:03:18" (1/1) ... [2018-11-23 00:03:18,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:03:18,147 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:03:19,080 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:03:19,098 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:03:19,440 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:03:19,516 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:03:19,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19 WrapperNode [2018-11-23 00:03:19,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:03:19,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:03:19,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:03:19,518 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:03:19,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:03:19,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:03:19,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:03:19,563 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:03:19,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... [2018-11-23 00:03:19,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:03:19,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:03:19,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:03:19,667 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:03:19,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/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 00:03:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2018-11-23 00:03:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-23 00:03:19,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-23 00:03:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2018-11-23 00:03:19,717 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2018-11-23 00:03:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:03:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 00:03:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 00:03:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 00:03:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-23 00:03:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 00:03:19,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 00:03:19,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 00:03:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-11-23 00:03:19,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-11-23 00:03:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2018-11-23 00:03:19,719 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2018-11-23 00:03:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2018-11-23 00:03:19,720 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2018-11-23 00:03:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2018-11-23 00:03:19,720 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2018-11-23 00:03:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2018-11-23 00:03:19,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-11-23 00:03:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-11-23 00:03:19,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2018-11-23 00:03:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2018-11-23 00:03:19,721 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2018-11-23 00:03:19,721 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2018-11-23 00:03:19,721 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sja1000dev [2018-11-23 00:03:19,721 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sja1000dev [2018-11-23 00:03:19,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2018-11-23 00:03:19,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2018-11-23 00:03:19,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2018-11-23 00:03:19,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2018-11-23 00:03:19,722 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-11-23 00:03:19,722 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2018-11-23 00:03:19,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 00:03:19,722 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2018-11-23 00:03:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2018-11-23 00:03:19,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 00:03:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 00:03:19,722 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2018-11-23 00:03:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2018-11-23 00:03:19,723 INFO L130 BoogieDeclarations]: Found specification of procedure set_normal_mode [2018-11-23 00:03:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure set_normal_mode [2018-11-23 00:03:19,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 00:03:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 00:03:19,723 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-23 00:03:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-23 00:03:19,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2018-11-23 00:03:19,724 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_init [2018-11-23 00:03:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_init [2018-11-23 00:03:19,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2018-11-23 00:03:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2018-11-23 00:03:19,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2018-11-23 00:03:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2018-11-23 00:03:19,724 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2018-11-23 00:03:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2018-11-23 00:03:19,725 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2018-11-23 00:03:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2018-11-23 00:03:19,725 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-23 00:03:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-23 00:03:19,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 00:03:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 00:03:19,725 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_exit [2018-11-23 00:03:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_exit [2018-11-23 00:03:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2018-11-23 00:03:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 00:03:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 00:03:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_err [2018-11-23 00:03:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_err [2018-11-23 00:03:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2018-11-23 00:03:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2018-11-23 00:03:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2018-11-23 00:03:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2018-11-23 00:03:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2018-11-23 00:03:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2018-11-23 00:03:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2018-11-23 00:03:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2018-11-23 00:03:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 00:03:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 00:03:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2018-11-23 00:03:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2018-11-23 00:03:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-23 00:03:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 00:03:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2018-11-23 00:03:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2018-11-23 00:03:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 00:03:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 00:03:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_close [2018-11-23 00:03:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_close [2018-11-23 00:03:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 00:03:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2018-11-23 00:03:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2018-11-23 00:03:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 00:03:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-23 00:03:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-23 00:03:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-11-23 00:03:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-11-23 00:03:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_interrupt [2018-11-23 00:03:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_interrupt [2018-11-23 00:03:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2018-11-23 00:03:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2018-11-23 00:03:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_open [2018-11-23 00:03:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_open [2018-11-23 00:03:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_rx [2018-11-23 00:03:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_rx [2018-11-23 00:03:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2018-11-23 00:03:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2018-11-23 00:03:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-23 00:03:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-23 00:03:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2018-11-23 00:03:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2018-11-23 00:03:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2018-11-23 00:03:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 00:03:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 00:03:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 00:03:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-23 00:03:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2018-11-23 00:03:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2018-11-23 00:03:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-23 00:03:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-23 00:03:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-23 00:03:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-23 00:03:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2018-11-23 00:03:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-23 00:03:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-23 00:03:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start_xmit [2018-11-23 00:03:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start_xmit [2018-11-23 00:03:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2018-11-23 00:03:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 00:03:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2018-11-23 00:03:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2018-11-23 00:03:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2018-11-23 00:03:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure free_sja1000dev [2018-11-23 00:03:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sja1000dev [2018-11-23 00:03:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2018-11-23 00:03:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2018-11-23 00:03:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-11-23 00:03:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-11-23 00:03:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 00:03:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-23 00:03:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 00:03:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 00:03:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:03:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:03:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2018-11-23 00:03:21,315 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:03:21,315 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 00:03:21,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:03:21 BoogieIcfgContainer [2018-11-23 00:03:21,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:03:21,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:03:21,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:03:21,319 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:03:21,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:03:18" (1/3) ... [2018-11-23 00:03:21,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224329de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:03:21, skipping insertion in model container [2018-11-23 00:03:21,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:03:19" (2/3) ... [2018-11-23 00:03:21,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224329de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:03:21, skipping insertion in model container [2018-11-23 00:03:21,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:03:21" (3/3) ... [2018-11-23 00:03:21,322 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 00:03:21,330 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:03:21,338 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 00:03:21,352 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 00:03:21,382 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:03:21,382 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:03:21,382 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:03:21,382 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:03:21,382 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:03:21,382 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:03:21,382 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:03:21,382 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:03:21,405 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states. [2018-11-23 00:03:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 00:03:21,413 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:03:21,413 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:03:21,415 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:03:21,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:03:21,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1435554115, now seen corresponding path program 1 times [2018-11-23 00:03:21,422 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:03:21,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:03:21,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:03:21,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:03:21,479 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:03:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:03:21,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:03:21,756 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:03:21,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:03:21,756 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:03:21,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:03:21,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:03:21,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:03:21,770 INFO L87 Difference]: Start difference. First operand 582 states. Second operand 3 states. [2018-11-23 00:03:21,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:03:21,949 INFO L93 Difference]: Finished difference Result 1666 states and 2309 transitions. [2018-11-23 00:03:21,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:03:21,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-23 00:03:21,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:03:21,967 INFO L225 Difference]: With dead ends: 1666 [2018-11-23 00:03:21,968 INFO L226 Difference]: Without dead ends: 1081 [2018-11-23 00:03:21,973 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 00:03:21,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1081 states. [2018-11-23 00:03:22,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1081 to 1081. [2018-11-23 00:03:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1081 states. [2018-11-23 00:03:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1462 transitions. [2018-11-23 00:03:22,068 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1462 transitions. Word has length 41 [2018-11-23 00:03:22,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:03:22,068 INFO L480 AbstractCegarLoop]: Abstraction has 1081 states and 1462 transitions. [2018-11-23 00:03:22,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:03:22,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1462 transitions. [2018-11-23 00:03:22,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:03:22,071 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:03:22,071 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:03:22,071 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:03:22,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:03:22,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1859009422, now seen corresponding path program 1 times [2018-11-23 00:03:22,072 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:03:22,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:03:22,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:03:22,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:03:22,076 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:03:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:03:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:03:22,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:03:22,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 00:03:22,176 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:03:22,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 00:03:22,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 00:03:22,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 00:03:22,178 INFO L87 Difference]: Start difference. First operand 1081 states and 1462 transitions. Second operand 5 states. [2018-11-23 00:03:22,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:03:22,261 INFO L93 Difference]: Finished difference Result 2145 states and 2905 transitions. [2018-11-23 00:03:22,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 00:03:22,261 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2018-11-23 00:03:22,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:03:22,266 INFO L225 Difference]: With dead ends: 2145 [2018-11-23 00:03:22,266 INFO L226 Difference]: Without dead ends: 1080 [2018-11-23 00:03:22,268 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-23 00:03:22,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1080 states. [2018-11-23 00:03:22,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1080 to 1080. [2018-11-23 00:03:22,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1080 states. [2018-11-23 00:03:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 1080 states and 1458 transitions. [2018-11-23 00:03:22,302 INFO L78 Accepts]: Start accepts. Automaton has 1080 states and 1458 transitions. Word has length 44 [2018-11-23 00:03:22,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:03:22,302 INFO L480 AbstractCegarLoop]: Abstraction has 1080 states and 1458 transitions. [2018-11-23 00:03:22,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 00:03:22,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1458 transitions. [2018-11-23 00:03:22,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:03:22,305 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:03:22,306 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 00:03:22,306 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:03:22,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:03:22,306 INFO L82 PathProgramCache]: Analyzing trace with hash 95130946, now seen corresponding path program 1 times [2018-11-23 00:03:22,306 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:03:22,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:03:22,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:03:22,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:03:22,309 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:03:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:03:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:03:22,458 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:03:22,458 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 00:03:22,459 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 66 with the following transitions: [2018-11-23 00:03:22,460 INFO L202 CegarAbsIntRunner]: [15], [17], [19], [21], [33], [36], [39], [42], [45], [47], [51], [54], [57], [59], [62], [71], [219], [220], [290], [322], [323], [703], [809], [810], [811], [813], [814], [929], [930], [933], [935], [940], [944], [945], [946], [949], [953], [1125], [1126], [1127], [1128], [1131], [1132], [1133], [1134], [1135], [1136], [1149], [1173], [1174], [1311], [1312], [1359], [1360], [1361], [1365], [1366], [1367] [2018-11-23 00:03:22,488 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 00:03:22,489 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 00:03:23,648 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 00:03:23,649 INFO L272 AbstractInterpreter]: Visited 56 different actions 89 times. Merged at 13 different actions 17 times. Never widened. Performed 5945 root evaluator evaluations with a maximum evaluation depth of 5. Performed 5945 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1 fixpoints after 1 different actions. Largest state had 317 variables. [2018-11-23 00:03:23,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:03:23,655 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 00:03:24,271 INFO L227 lantSequenceWeakener]: Weakened 61 states. On average, predicates are now at 98.18% of their original sizes. [2018-11-23 00:03:24,271 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 00:03:24,474 INFO L415 sIntCurrentIteration]: We unified 64 AI predicates to 64 [2018-11-23 00:03:24,474 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 00:03:24,475 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 00:03:24,475 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [20] imperfect sequences [7] total 25 [2018-11-23 00:03:24,475 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:03:24,475 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-23 00:03:24,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-23 00:03:24,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2018-11-23 00:03:24,476 INFO L87 Difference]: Start difference. First operand 1080 states and 1458 transitions. Second operand 20 states. [2018-11-23 00:04:03,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:03,188 INFO L93 Difference]: Finished difference Result 3772 states and 5168 transitions. [2018-11-23 00:04:03,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-23 00:04:03,188 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 65 [2018-11-23 00:04:03,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:03,200 INFO L225 Difference]: With dead ends: 3772 [2018-11-23 00:04:03,201 INFO L226 Difference]: Without dead ends: 3194 [2018-11-23 00:04:03,204 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 87 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 414 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=313, Invalid=1493, Unknown=0, NotChecked=0, Total=1806 [2018-11-23 00:04:03,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3194 states. [2018-11-23 00:04:03,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3194 to 3168. [2018-11-23 00:04:03,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3168 states. [2018-11-23 00:04:03,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 3168 states and 4365 transitions. [2018-11-23 00:04:03,359 INFO L78 Accepts]: Start accepts. Automaton has 3168 states and 4365 transitions. Word has length 65 [2018-11-23 00:04:03,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:03,360 INFO L480 AbstractCegarLoop]: Abstraction has 3168 states and 4365 transitions. [2018-11-23 00:04:03,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-23 00:04:03,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3168 states and 4365 transitions. [2018-11-23 00:04:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 00:04:03,369 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:03,369 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-11-23 00:04:03,369 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:03,369 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:03,369 INFO L82 PathProgramCache]: Analyzing trace with hash 2001644577, now seen corresponding path program 1 times [2018-11-23 00:04:03,370 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:03,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:03,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:03,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:03,373 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:04:03,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:03,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:04:03,476 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:03,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:04:03,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:04:03,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:04:03,477 INFO L87 Difference]: Start difference. First operand 3168 states and 4365 transitions. Second operand 3 states. [2018-11-23 00:04:03,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:03,710 INFO L93 Difference]: Finished difference Result 7669 states and 10601 transitions. [2018-11-23 00:04:03,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:04:03,710 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2018-11-23 00:04:03,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:03,728 INFO L225 Difference]: With dead ends: 7669 [2018-11-23 00:04:03,728 INFO L226 Difference]: Without dead ends: 4526 [2018-11-23 00:04:03,737 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 00:04:03,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4526 states. [2018-11-23 00:04:03,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4526 to 4489. [2018-11-23 00:04:03,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4489 states. [2018-11-23 00:04:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 6178 transitions. [2018-11-23 00:04:03,934 INFO L78 Accepts]: Start accepts. Automaton has 4489 states and 6178 transitions. Word has length 112 [2018-11-23 00:04:03,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:03,935 INFO L480 AbstractCegarLoop]: Abstraction has 4489 states and 6178 transitions. [2018-11-23 00:04:03,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:04:03,935 INFO L276 IsEmpty]: Start isEmpty. Operand 4489 states and 6178 transitions. [2018-11-23 00:04:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 00:04:03,943 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:03,943 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-11-23 00:04:03,943 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:03,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:03,943 INFO L82 PathProgramCache]: Analyzing trace with hash -2272053, now seen corresponding path program 2 times [2018-11-23 00:04:03,944 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:03,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:03,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:03,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:03,946 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:04,039 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:04:04,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:04,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:04:04,039 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:04,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:04:04,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:04:04,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:04:04,040 INFO L87 Difference]: Start difference. First operand 4489 states and 6178 transitions. Second operand 3 states. [2018-11-23 00:04:04,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:04,184 INFO L93 Difference]: Finished difference Result 7701 states and 10574 transitions. [2018-11-23 00:04:04,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:04:04,184 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2018-11-23 00:04:04,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:04,196 INFO L225 Difference]: With dead ends: 7701 [2018-11-23 00:04:04,196 INFO L226 Difference]: Without dead ends: 3237 [2018-11-23 00:04:04,208 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 00:04:04,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3237 states. [2018-11-23 00:04:04,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3237 to 3209. [2018-11-23 00:04:04,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3209 states. [2018-11-23 00:04:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 3209 states and 4391 transitions. [2018-11-23 00:04:04,359 INFO L78 Accepts]: Start accepts. Automaton has 3209 states and 4391 transitions. Word has length 112 [2018-11-23 00:04:04,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:04,359 INFO L480 AbstractCegarLoop]: Abstraction has 3209 states and 4391 transitions. [2018-11-23 00:04:04,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:04:04,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3209 states and 4391 transitions. [2018-11-23 00:04:04,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 00:04:04,365 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:04,365 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1] [2018-11-23 00:04:04,365 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:04,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:04,365 INFO L82 PathProgramCache]: Analyzing trace with hash -719928138, now seen corresponding path program 1 times [2018-11-23 00:04:04,366 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:04,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:04,370 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 00:04:04,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:04,370 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:04:04,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:04,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:04:04,478 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:04,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:04:04,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:04:04,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:04:04,479 INFO L87 Difference]: Start difference. First operand 3209 states and 4391 transitions. Second operand 3 states. [2018-11-23 00:04:04,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:04,735 INFO L93 Difference]: Finished difference Result 6125 states and 8400 transitions. [2018-11-23 00:04:04,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:04:04,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2018-11-23 00:04:04,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:04,749 INFO L225 Difference]: With dead ends: 6125 [2018-11-23 00:04:04,749 INFO L226 Difference]: Without dead ends: 3849 [2018-11-23 00:04:04,755 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 00:04:04,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3849 states. [2018-11-23 00:04:04,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3849 to 3821. [2018-11-23 00:04:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3821 states. [2018-11-23 00:04:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 5234 transitions. [2018-11-23 00:04:04,916 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 5234 transitions. Word has length 124 [2018-11-23 00:04:04,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:04,917 INFO L480 AbstractCegarLoop]: Abstraction has 3821 states and 5234 transitions. [2018-11-23 00:04:04,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:04:04,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 5234 transitions. [2018-11-23 00:04:04,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 00:04:04,925 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:04,925 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:04:04,925 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:04,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:04,926 INFO L82 PathProgramCache]: Analyzing trace with hash -2136788312, now seen corresponding path program 1 times [2018-11-23 00:04:04,926 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:04,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:04,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:04,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:04,928 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:04:05,175 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:05,175 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:04:05,175 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:05,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:04:05,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:04:05,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:04:05,176 INFO L87 Difference]: Start difference. First operand 3821 states and 5234 transitions. Second operand 6 states. [2018-11-23 00:04:06,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:06,014 INFO L93 Difference]: Finished difference Result 10576 states and 14597 transitions. [2018-11-23 00:04:06,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 00:04:06,014 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2018-11-23 00:04:06,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:06,037 INFO L225 Difference]: With dead ends: 10576 [2018-11-23 00:04:06,037 INFO L226 Difference]: Without dead ends: 6780 [2018-11-23 00:04:06,048 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 00:04:06,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6780 states. [2018-11-23 00:04:06,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6780 to 6764. [2018-11-23 00:04:06,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6764 states. [2018-11-23 00:04:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6764 states to 6764 states and 9292 transitions. [2018-11-23 00:04:06,321 INFO L78 Accepts]: Start accepts. Automaton has 6764 states and 9292 transitions. Word has length 164 [2018-11-23 00:04:06,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:06,321 INFO L480 AbstractCegarLoop]: Abstraction has 6764 states and 9292 transitions. [2018-11-23 00:04:06,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:04:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 6764 states and 9292 transitions. [2018-11-23 00:04:06,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 00:04:06,332 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:06,332 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:04:06,332 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:06,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:06,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1826852751, now seen corresponding path program 1 times [2018-11-23 00:04:06,332 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:06,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:06,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:06,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:06,337 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:06,501 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:04:06,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:06,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:04:06,502 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:06,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:04:06,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:04:06,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:04:06,504 INFO L87 Difference]: Start difference. First operand 6764 states and 9292 transitions. Second operand 6 states. [2018-11-23 00:04:07,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:07,375 INFO L93 Difference]: Finished difference Result 19357 states and 26704 transitions. [2018-11-23 00:04:07,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 00:04:07,375 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 165 [2018-11-23 00:04:07,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:07,412 INFO L225 Difference]: With dead ends: 19357 [2018-11-23 00:04:07,412 INFO L226 Difference]: Without dead ends: 12618 [2018-11-23 00:04:07,428 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 00:04:07,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12618 states. [2018-11-23 00:04:07,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12618 to 12586. [2018-11-23 00:04:07,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12586 states. [2018-11-23 00:04:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12586 states to 12586 states and 17269 transitions. [2018-11-23 00:04:07,932 INFO L78 Accepts]: Start accepts. Automaton has 12586 states and 17269 transitions. Word has length 165 [2018-11-23 00:04:07,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:07,932 INFO L480 AbstractCegarLoop]: Abstraction has 12586 states and 17269 transitions. [2018-11-23 00:04:07,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:04:07,933 INFO L276 IsEmpty]: Start isEmpty. Operand 12586 states and 17269 transitions. [2018-11-23 00:04:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 00:04:07,945 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:07,945 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:04:07,945 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:07,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:07,946 INFO L82 PathProgramCache]: Analyzing trace with hash 2017796790, now seen corresponding path program 1 times [2018-11-23 00:04:07,946 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:07,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:07,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:07,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:07,949 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:08,082 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:04:08,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:08,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:04:08,082 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:08,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:04:08,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:04:08,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:04:08,083 INFO L87 Difference]: Start difference. First operand 12586 states and 17269 transitions. Second operand 6 states. [2018-11-23 00:04:09,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:09,358 INFO L93 Difference]: Finished difference Result 36843 states and 50776 transitions. [2018-11-23 00:04:09,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 00:04:09,358 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2018-11-23 00:04:09,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:09,398 INFO L225 Difference]: With dead ends: 36843 [2018-11-23 00:04:09,398 INFO L226 Difference]: Without dead ends: 24282 [2018-11-23 00:04:09,415 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 00:04:09,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24282 states. [2018-11-23 00:04:09,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24282 to 24218. [2018-11-23 00:04:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24218 states. [2018-11-23 00:04:09,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24218 states to 24218 states and 33172 transitions. [2018-11-23 00:04:09,970 INFO L78 Accepts]: Start accepts. Automaton has 24218 states and 33172 transitions. Word has length 163 [2018-11-23 00:04:09,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:09,971 INFO L480 AbstractCegarLoop]: Abstraction has 24218 states and 33172 transitions. [2018-11-23 00:04:09,971 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:04:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 24218 states and 33172 transitions. [2018-11-23 00:04:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 00:04:09,981 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:09,981 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:04:09,982 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:09,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:09,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1723650863, now seen corresponding path program 1 times [2018-11-23 00:04:09,982 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:09,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:09,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:09,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:09,985 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:10,146 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:04:10,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:10,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 00:04:10,147 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:10,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 00:04:10,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 00:04:10,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 00:04:10,147 INFO L87 Difference]: Start difference. First operand 24218 states and 33172 transitions. Second operand 7 states. [2018-11-23 00:04:13,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:13,622 INFO L93 Difference]: Finished difference Result 74096 states and 101591 transitions. [2018-11-23 00:04:13,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 00:04:13,623 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 162 [2018-11-23 00:04:13,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:13,705 INFO L225 Difference]: With dead ends: 74096 [2018-11-23 00:04:13,705 INFO L226 Difference]: Without dead ends: 47271 [2018-11-23 00:04:13,740 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 00:04:13,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47271 states. [2018-11-23 00:04:14,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47271 to 46674. [2018-11-23 00:04:14,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46674 states. [2018-11-23 00:04:14,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46674 states to 46674 states and 63742 transitions. [2018-11-23 00:04:14,817 INFO L78 Accepts]: Start accepts. Automaton has 46674 states and 63742 transitions. Word has length 162 [2018-11-23 00:04:14,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:14,818 INFO L480 AbstractCegarLoop]: Abstraction has 46674 states and 63742 transitions. [2018-11-23 00:04:14,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 00:04:14,818 INFO L276 IsEmpty]: Start isEmpty. Operand 46674 states and 63742 transitions. [2018-11-23 00:04:14,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 00:04:14,825 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:14,825 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:04:14,825 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:14,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:14,826 INFO L82 PathProgramCache]: Analyzing trace with hash 418915379, now seen corresponding path program 1 times [2018-11-23 00:04:14,826 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:14,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:14,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:14,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:14,828 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:14,900 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:04:14,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:14,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:04:14,901 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:14,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:04:14,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:04:14,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:04:14,901 INFO L87 Difference]: Start difference. First operand 46674 states and 63742 transitions. Second operand 3 states. [2018-11-23 00:04:16,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:16,114 INFO L93 Difference]: Finished difference Result 94298 states and 130701 transitions. [2018-11-23 00:04:16,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:04:16,114 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2018-11-23 00:04:16,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:16,281 INFO L225 Difference]: With dead ends: 94298 [2018-11-23 00:04:16,281 INFO L226 Difference]: Without dead ends: 47754 [2018-11-23 00:04:16,369 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 00:04:16,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47754 states. [2018-11-23 00:04:17,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47754 to 46809. [2018-11-23 00:04:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46809 states. [2018-11-23 00:04:17,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46809 states to 46809 states and 63877 transitions. [2018-11-23 00:04:17,707 INFO L78 Accepts]: Start accepts. Automaton has 46809 states and 63877 transitions. Word has length 166 [2018-11-23 00:04:17,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:17,708 INFO L480 AbstractCegarLoop]: Abstraction has 46809 states and 63877 transitions. [2018-11-23 00:04:17,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:04:17,708 INFO L276 IsEmpty]: Start isEmpty. Operand 46809 states and 63877 transitions. [2018-11-23 00:04:17,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 00:04:17,714 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:17,714 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:04:17,714 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:17,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:17,714 INFO L82 PathProgramCache]: Analyzing trace with hash -1097557263, now seen corresponding path program 1 times [2018-11-23 00:04:17,714 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:17,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:17,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:17,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:17,717 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 00:04:17,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:04:17,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:04:17,789 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:17,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:04:17,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:04:17,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:04:17,790 INFO L87 Difference]: Start difference. First operand 46809 states and 63877 transitions. Second operand 3 states. [2018-11-23 00:04:18,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:04:18,640 INFO L93 Difference]: Finished difference Result 70395 states and 97312 transitions. [2018-11-23 00:04:18,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:04:18,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2018-11-23 00:04:18,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:04:18,748 INFO L225 Difference]: With dead ends: 70395 [2018-11-23 00:04:18,748 INFO L226 Difference]: Without dead ends: 47058 [2018-11-23 00:04:18,793 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 00:04:18,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47058 states. [2018-11-23 00:04:20,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47058 to 47058. [2018-11-23 00:04:20,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47058 states. [2018-11-23 00:04:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47058 states to 47058 states and 64141 transitions. [2018-11-23 00:04:20,165 INFO L78 Accepts]: Start accepts. Automaton has 47058 states and 64141 transitions. Word has length 167 [2018-11-23 00:04:20,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:04:20,166 INFO L480 AbstractCegarLoop]: Abstraction has 47058 states and 64141 transitions. [2018-11-23 00:04:20,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:04:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 47058 states and 64141 transitions. [2018-11-23 00:04:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 00:04:20,171 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:04:20,172 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 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, 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 00:04:20,172 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:04:20,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:20,172 INFO L82 PathProgramCache]: Analyzing trace with hash -1535715824, now seen corresponding path program 1 times [2018-11-23 00:04:20,172 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:04:20,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:20,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:04:20,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:04:20,175 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:04:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:04:20,300 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:04:20,301 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:04:20,301 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 00:04:20,301 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 170 with the following transitions: [2018-11-23 00:04:20,301 INFO L202 CegarAbsIntRunner]: [15], [17], [19], [21], [33], [36], [39], [42], [45], [47], [51], [54], [57], [59], [62], [71], [90], [93], [96], [109], [126], [129], [132], [134], [137], [145], [148], [151], [153], [158], [161], [164], [167], [219], [220], [290], [322], [323], [324], [333], [336], [340], [343], [351], [360], [365], [371], [375], [532], [534], [536], [539], [557], [622], [624], [629], [630], [633], [652], [671], [675], [676], [677], [679], [680], [682], [684], [686], [690], [699], [702], [703], [807], [808], [809], [810], [811], [813], [814], [819], [820], [839], [841], [843], [846], [898], [929], [930], [933], [935], [940], [944], [945], [946], [949], [953], [1125], [1126], [1127], [1128], [1131], [1132], [1133], [1134], [1135], [1136], [1141], [1142], [1143], [1144], [1149], [1173], [1174], [1225], [1226], [1227], [1228], [1261], [1262], [1273], [1274], [1275], [1276], [1277], [1278], [1279], [1280], [1281], [1282], [1311], [1312], [1313], [1314], [1315], [1316], [1359], [1360], [1361], [1365], [1366], [1367] [2018-11-23 00:04:20,306 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 00:04:20,306 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 00:04:21,859 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 00:04:21,860 INFO L272 AbstractInterpreter]: Visited 119 different actions 291 times. Merged at 29 different actions 101 times. Widened at 1 different actions 1 times. Performed 17010 root evaluator evaluations with a maximum evaluation depth of 5. Performed 17010 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 11 fixpoints after 6 different actions. Largest state had 327 variables. [2018-11-23 00:04:21,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:04:21,863 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 00:04:22,503 INFO L227 lantSequenceWeakener]: Weakened 145 states. On average, predicates are now at 97.27% of their original sizes. [2018-11-23 00:04:22,503 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 00:04:23,102 INFO L415 sIntCurrentIteration]: We unified 168 AI predicates to 168 [2018-11-23 00:04:23,102 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 00:04:23,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 00:04:23,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [49] imperfect sequences [4] total 51 [2018-11-23 00:04:23,102 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 00:04:23,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-11-23 00:04:23,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-11-23 00:04:23,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=314, Invalid=2038, Unknown=0, NotChecked=0, Total=2352 [2018-11-23 00:04:23,103 INFO L87 Difference]: Start difference. First operand 47058 states and 64141 transitions. Second operand 49 states. [2018-11-23 00:05:40,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:05:40,720 INFO L93 Difference]: Finished difference Result 135869 states and 187655 transitions. [2018-11-23 00:05:40,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-11-23 00:05:40,720 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 169 [2018-11-23 00:05:40,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:05:40,917 INFO L225 Difference]: With dead ends: 135869 [2018-11-23 00:05:40,917 INFO L226 Difference]: Without dead ends: 89875 [2018-11-23 00:05:40,988 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 198 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1585 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=638, Invalid=5524, Unknown=0, NotChecked=0, Total=6162 [2018-11-23 00:05:41,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89875 states. [2018-11-23 00:05:42,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89875 to 86158. [2018-11-23 00:05:42,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86158 states. [2018-11-23 00:05:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86158 states to 86158 states and 118763 transitions. [2018-11-23 00:05:43,074 INFO L78 Accepts]: Start accepts. Automaton has 86158 states and 118763 transitions. Word has length 169 [2018-11-23 00:05:43,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:05:43,075 INFO L480 AbstractCegarLoop]: Abstraction has 86158 states and 118763 transitions. [2018-11-23 00:05:43,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-11-23 00:05:43,075 INFO L276 IsEmpty]: Start isEmpty. Operand 86158 states and 118763 transitions. [2018-11-23 00:05:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 00:05:43,086 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:05:43,086 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 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 00:05:43,086 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:05:43,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:05:43,086 INFO L82 PathProgramCache]: Analyzing trace with hash -592763703, now seen corresponding path program 1 times [2018-11-23 00:05:43,086 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 00:05:43,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:05:43,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:05:43,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:05:43,089 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 00:05:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:05:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:05:43,225 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:05:43,225 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 00:05:43,225 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 175 with the following transitions: [2018-11-23 00:05:43,226 INFO L202 CegarAbsIntRunner]: [15], [17], [19], [21], [33], [36], [39], [42], [45], [47], [51], [54], [57], [59], [62], [71], [90], [93], [96], [109], [126], [129], [132], [134], [137], [145], [148], [151], [153], [158], [161], [164], [167], [219], [220], [290], [291], [292], [322], [323], [324], [333], [336], [340], [343], [351], [360], [365], [371], [375], [532], [534], [536], [539], [557], [622], [624], [629], [630], [633], [652], [671], [675], [676], [677], [679], [680], [682], [684], [686], [690], [699], [702], [703], [807], [808], [809], [810], [811], [813], [814], [819], [820], [839], [841], [843], [846], [898], [929], [930], [933], [935], [940], [944], [945], [946], [949], [950], [952], [953], [1125], [1126], [1127], [1128], [1131], [1132], [1133], [1134], [1135], [1136], [1141], [1142], [1143], [1144], [1149], [1173], [1174], [1225], [1226], [1227], [1228], [1261], [1262], [1273], [1274], [1275], [1276], [1277], [1278], [1279], [1280], [1281], [1282], [1311], [1312], [1313], [1314], [1315], [1316], [1359], [1360], [1361], [1363], [1364], [1365], [1366], [1367] [2018-11-23 00:05:43,229 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 00:05:43,229 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 00:05:43,474 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.handleInfeasibleCase(BaseRefinementStrategy.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:206) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) 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) Caused by: 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.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:217) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:379) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more [2018-11-23 00:05:43,478 INFO L168 Benchmark]: Toolchain (without parser) took 145411.75 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 951.1 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-11-23 00:05:43,479 INFO L168 Benchmark]: CDTParser took 0.11 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 00:05:43,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 948.4 MB in the beginning and 966.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 188.5 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:43,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.41 ms. Allocated memory is still 1.2 GB. Free memory was 966.2 MB in the beginning and 963.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:43,481 INFO L168 Benchmark]: Boogie Preprocessor took 104.06 ms. Allocated memory is still 1.2 GB. Free memory was 963.5 MB in the beginning and 952.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:43,481 INFO L168 Benchmark]: RCFGBuilder took 1649.26 ms. Allocated memory is still 1.2 GB. Free memory was 952.8 MB in the beginning and 928.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:43,481 INFO L168 Benchmark]: TraceAbstraction took 142160.80 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 928.8 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-23 00:05:43,484 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 1449.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 948.4 MB in the beginning and 966.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 188.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.41 ms. Allocated memory is still 1.2 GB. Free memory was 966.2 MB in the beginning and 963.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 104.06 ms. Allocated memory is still 1.2 GB. Free memory was 963.5 MB in the beginning and 952.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1649.26 ms. Allocated memory is still 1.2 GB. Free memory was 952.8 MB in the beginning and 928.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 142160.80 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 928.8 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) 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 00:05:45,036 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:05:45,037 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:05:45,044 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:05:45,044 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:05:45,045 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:05:45,045 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:05:45,047 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:05:45,048 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:05:45,049 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:05:45,049 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:05:45,049 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:05:45,050 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:05:45,051 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:05:45,052 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:05:45,052 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:05:45,053 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:05:45,055 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:05:45,056 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:05:45,057 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:05:45,058 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:05:45,059 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:05:45,061 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:05:45,061 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:05:45,061 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:05:45,061 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:05:45,063 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:05:45,063 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:05:45,063 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:05:45,064 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:05:45,064 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:05:45,065 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:05:45,065 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:05:45,065 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:05:45,066 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:05:45,067 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:05:45,067 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-23 00:05:45,077 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:05:45,078 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:05:45,078 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:05:45,078 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:05:45,079 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 00:05:45,079 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 00:05:45,079 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 00:05:45,080 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 00:05:45,080 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 00:05:45,080 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 00:05:45,080 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:05:45,080 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:05:45,080 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:05:45,081 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:05:45,081 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:05:45,081 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 00:05:45,081 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 00:05:45,081 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:05:45,081 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:05:45,081 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:05:45,081 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:05:45,082 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:05:45,082 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:05:45,082 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:05:45,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:05:45,082 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:05:45,082 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:05:45,082 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:05:45,082 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 00:05:45,083 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:05:45,083 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 00:05:45,083 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 00:05:45,083 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_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/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 -> 49380e6b1e851e00d0ad398a7528812e4c12a087 [2018-11-23 00:05:45,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:05:45,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:05:45,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:05:45,121 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:05:45,121 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:05:45,121 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 00:05:45,156 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/193ce6870/2f73cd5e40b94b1589d2e71a32b5b667/FLAGf4b6910b1 [2018-11-23 00:05:45,711 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:05:45,711 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 00:05:45,735 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/193ce6870/2f73cd5e40b94b1589d2e71a32b5b667/FLAGf4b6910b1 [2018-11-23 00:05:46,186 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/data/193ce6870/2f73cd5e40b94b1589d2e71a32b5b667 [2018-11-23 00:05:46,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:05:46,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:05:46,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:05:46,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:05:46,193 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:05:46,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:05:46" (1/1) ... [2018-11-23 00:05:46,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3603b398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:46, skipping insertion in model container [2018-11-23 00:05:46,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:05:46" (1/1) ... [2018-11-23 00:05:46,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:05:46,291 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:05:47,303 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:05:47,325 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:05:47,556 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:05:47,622 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:05:47,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47 WrapperNode [2018-11-23 00:05:47,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:05:47,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:05:47,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:05:47,624 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:05:47,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:05:47,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:05:47,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:05:47,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:05:47,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... [2018-11-23 00:05:47,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:05:47,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:05:47,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:05:47,766 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:05:47,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/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 00:05:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2018-11-23 00:05:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-23 00:05:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-23 00:05:47,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-23 00:05:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-23 00:05:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2018-11-23 00:05:47,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2018-11-23 00:05:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:05:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 00:05:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-23 00:05:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 00:05:47,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 00:05:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 00:05:47,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-23 00:05:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 00:05:47,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 00:05:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-11-23 00:05:47,815 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-11-23 00:05:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2018-11-23 00:05:47,816 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2018-11-23 00:05:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2018-11-23 00:05:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2018-11-23 00:05:47,816 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2018-11-23 00:05:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2018-11-23 00:05:47,816 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2018-11-23 00:05:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-11-23 00:05:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-11-23 00:05:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2018-11-23 00:05:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2018-11-23 00:05:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2018-11-23 00:05:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2018-11-23 00:05:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sja1000dev [2018-11-23 00:05:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sja1000dev [2018-11-23 00:05:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2018-11-23 00:05:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2018-11-23 00:05:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-11-23 00:05:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2018-11-23 00:05:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOID [2018-11-23 00:05:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOID [2018-11-23 00:05:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2018-11-23 00:05:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2018-11-23 00:05:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 00:05:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 00:05:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2018-11-23 00:05:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2018-11-23 00:05:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure set_normal_mode [2018-11-23 00:05:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure set_normal_mode [2018-11-23 00:05:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 00:05:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 00:05:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-23 00:05:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-23 00:05:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2018-11-23 00:05:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_init [2018-11-23 00:05:47,820 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_init [2018-11-23 00:05:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2018-11-23 00:05:47,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2018-11-23 00:05:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2018-11-23 00:05:47,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2018-11-23 00:05:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2018-11-23 00:05:47,821 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2018-11-23 00:05:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-23 00:05:47,821 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-23 00:05:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 00:05:47,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 00:05:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_exit [2018-11-23 00:05:47,821 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_exit [2018-11-23 00:05:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2018-11-23 00:05:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 00:05:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 00:05:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_err [2018-11-23 00:05:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_err [2018-11-23 00:05:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2018-11-23 00:05:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2018-11-23 00:05:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2018-11-23 00:05:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2018-11-23 00:05:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2018-11-23 00:05:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2018-11-23 00:05:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2018-11-23 00:05:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2018-11-23 00:05:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 00:05:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 00:05:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2018-11-23 00:05:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2018-11-23 00:05:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-23 00:05:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 00:05:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~~u8~0 [2018-11-23 00:05:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~~u8~0 [2018-11-23 00:05:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2018-11-23 00:05:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2018-11-23 00:05:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 00:05:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 00:05:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_close [2018-11-23 00:05:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_close [2018-11-23 00:05:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 00:05:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2018-11-23 00:05:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2018-11-23 00:05:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 00:05:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-23 00:05:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-23 00:05:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-11-23 00:05:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-11-23 00:05:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_interrupt [2018-11-23 00:05:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_interrupt [2018-11-23 00:05:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2018-11-23 00:05:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2018-11-23 00:05:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_open [2018-11-23 00:05:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_open [2018-11-23 00:05:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_rx [2018-11-23 00:05:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_rx [2018-11-23 00:05:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2018-11-23 00:05:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-23 00:05:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2018-11-23 00:05:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 00:05:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 00:05:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 00:05:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-23 00:05:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-23 00:05:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-23 00:05:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2018-11-23 00:05:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2018-11-23 00:05:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-23 00:05:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-23 00:05:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-23 00:05:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-23 00:05:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2018-11-23 00:05:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-23 00:05:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-23 00:05:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start_xmit [2018-11-23 00:05:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start_xmit [2018-11-23 00:05:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2018-11-23 00:05:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2018-11-23 00:05:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2018-11-23 00:05:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2018-11-23 00:05:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure free_sja1000dev [2018-11-23 00:05:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sja1000dev [2018-11-23 00:05:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2018-11-23 00:05:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2018-11-23 00:05:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-11-23 00:05:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-11-23 00:05:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 00:05:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-23 00:05:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 00:05:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 00:05:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:05:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:05:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2018-11-23 00:05:53,382 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:05:53,382 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 00:05:53,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:05:53 BoogieIcfgContainer [2018-11-23 00:05:53,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:05:53,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:05:53,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:05:53,385 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:05:53,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:05:46" (1/3) ... [2018-11-23 00:05:53,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@164f430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:05:53, skipping insertion in model container [2018-11-23 00:05:53,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:47" (2/3) ... [2018-11-23 00:05:53,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@164f430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:05:53, skipping insertion in model container [2018-11-23 00:05:53,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:05:53" (3/3) ... [2018-11-23 00:05:53,388 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 00:05:53,396 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:05:53,403 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 00:05:53,415 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 00:05:53,443 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 00:05:53,444 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:05:53,444 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:05:53,444 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:05:53,444 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:05:53,444 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:05:53,444 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:05:53,445 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:05:53,445 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:05:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states. [2018-11-23 00:05:53,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 00:05:53,475 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:05:53,476 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:05:53,477 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:05:53,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:05:53,481 INFO L82 PathProgramCache]: Analyzing trace with hash 262698045, now seen corresponding path program 1 times [2018-11-23 00:05:53,485 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 00:05:53,486 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 00:05:53,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:05:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:05:53,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:05:53,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:05:53,824 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 00:05:53,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:05:53,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:05:53,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:05:53,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:05:53,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:05:53,842 INFO L87 Difference]: Start difference. First operand 582 states. Second operand 3 states. [2018-11-23 00:05:54,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:05:54,476 INFO L93 Difference]: Finished difference Result 1614 states and 2239 transitions. [2018-11-23 00:05:54,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:05:54,477 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-23 00:05:54,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:05:54,493 INFO L225 Difference]: With dead ends: 1614 [2018-11-23 00:05:54,493 INFO L226 Difference]: Without dead ends: 815 [2018-11-23 00:05:54,500 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 39 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 00:05:54,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2018-11-23 00:05:54,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 815. [2018-11-23 00:05:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2018-11-23 00:05:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1074 transitions. [2018-11-23 00:05:54,590 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1074 transitions. Word has length 41 [2018-11-23 00:05:54,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:05:54,590 INFO L480 AbstractCegarLoop]: Abstraction has 815 states and 1074 transitions. [2018-11-23 00:05:54,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:05:54,590 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1074 transitions. [2018-11-23 00:05:54,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:05:54,592 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:05:54,592 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:05:54,593 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:05:54,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:05:54,593 INFO L82 PathProgramCache]: Analyzing trace with hash -981396206, now seen corresponding path program 1 times [2018-11-23 00:05:54,595 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 00:05:54,595 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 00:05:54,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:05:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:05:54,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:05:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:05:54,883 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 00:05:54,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:05:54,885 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 00:05:54,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 00:05:54,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 00:05:54,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 00:05:54,887 INFO L87 Difference]: Start difference. First operand 815 states and 1074 transitions. Second operand 5 states. [2018-11-23 00:05:55,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:05:55,076 INFO L93 Difference]: Finished difference Result 1613 states and 2129 transitions. [2018-11-23 00:05:55,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 00:05:55,076 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2018-11-23 00:05:55,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:05:55,081 INFO L225 Difference]: With dead ends: 1613 [2018-11-23 00:05:55,081 INFO L226 Difference]: Without dead ends: 814 [2018-11-23 00:05:55,083 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-23 00:05:55,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2018-11-23 00:05:55,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 814. [2018-11-23 00:05:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 814 states. [2018-11-23 00:05:55,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1070 transitions. [2018-11-23 00:05:55,129 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 1070 transitions. Word has length 44 [2018-11-23 00:05:55,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:05:55,129 INFO L480 AbstractCegarLoop]: Abstraction has 814 states and 1070 transitions. [2018-11-23 00:05:55,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 00:05:55,130 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1070 transitions. [2018-11-23 00:05:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:05:55,133 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:05:55,134 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 00:05:55,134 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:05:55,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:05:55,135 INFO L82 PathProgramCache]: Analyzing trace with hash 544891076, now seen corresponding path program 1 times [2018-11-23 00:05:55,136 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 00:05:55,137 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 00:05:55,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:05:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:05:55,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:05:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:05:55,531 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 00:05:55,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:05:55,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:05:55,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:05:55,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:05:55,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:05:55,535 INFO L87 Difference]: Start difference. First operand 814 states and 1070 transitions. Second operand 6 states. [2018-11-23 00:05:56,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:05:56,603 INFO L93 Difference]: Finished difference Result 814 states and 1070 transitions. [2018-11-23 00:05:56,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 00:05:56,604 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2018-11-23 00:05:56,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:05:56,605 INFO L225 Difference]: With dead ends: 814 [2018-11-23 00:05:56,605 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 00:05:56,606 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 00:05:56,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 00:05:56,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 00:05:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 00:05:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 00:05:56,607 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2018-11-23 00:05:56,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:05:56,607 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 00:05:56,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:05:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 00:05:56,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:05:56,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 00:05:58,538 INFO L451 ceAbstractionStarter]: At program point ldv_skb_free_intENTRY(lines 7075 7083) the Hoare annotation is: true [2018-11-23 00:05:58,538 INFO L448 ceAbstractionStarter]: For program point ldv_skb_free_intFINAL(lines 7075 7083) no Hoare annotation was computed. [2018-11-23 00:05:58,538 INFO L448 ceAbstractionStarter]: For program point L7080-1(line 7080) no Hoare annotation was computed. [2018-11-23 00:05:58,538 INFO L448 ceAbstractionStarter]: For program point ldv_skb_free_intEXIT(lines 7075 7083) no Hoare annotation was computed. [2018-11-23 00:05:58,538 INFO L451 ceAbstractionStarter]: At program point L7080(line 7080) the Hoare annotation is: true [2018-11-23 00:05:58,538 INFO L451 ceAbstractionStarter]: At program point L6846(line 6846) the Hoare annotation is: true [2018-11-23 00:05:58,538 INFO L448 ceAbstractionStarter]: For program point ldv_netif_rx_14EXIT(lines 6841 6849) no Hoare annotation was computed. [2018-11-23 00:05:58,538 INFO L448 ceAbstractionStarter]: For program point ldv_netif_rx_14FINAL(lines 6841 6849) no Hoare annotation was computed. [2018-11-23 00:05:58,538 INFO L451 ceAbstractionStarter]: At program point ldv_netif_rx_14ENTRY(lines 6841 6849) the Hoare annotation is: true [2018-11-23 00:05:58,538 INFO L448 ceAbstractionStarter]: For program point L6846-1(line 6846) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point ldv_netif_rx_13EXIT(lines 6832 6840) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L451 ceAbstractionStarter]: At program point ldv_netif_rx_13ENTRY(lines 6832 6840) the Hoare annotation is: true [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point ldv_netif_rx_13FINAL(lines 6832 6840) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point L6837-1(line 6837) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L451 ceAbstractionStarter]: At program point L6837(line 6837) the Hoare annotation is: true [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point ldv_free_irq_16FINAL(lines 6871 6880) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L451 ceAbstractionStarter]: At program point L6877(line 6877) the Hoare annotation is: true [2018-11-23 00:05:58,539 INFO L451 ceAbstractionStarter]: At program point ldv_free_irq_16ENTRY(lines 6871 6880) the Hoare annotation is: true [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point ldv_free_irq_16EXIT(lines 6871 6880) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point L6774(line 6774) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 6621 6777) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L448 ceAbstractionStarter]: For program point L6741(lines 6741 6746) no Hoare annotation was computed. [2018-11-23 00:05:58,539 INFO L444 ceAbstractionStarter]: At program point L6634(line 6634) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6667-1(lines 6665 6680) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6667(lines 6667 6673) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6634-1(line 6634) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6692(line 6692) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6651(line 6651) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6684(line 6684) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6643(lines 6643 6770) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L444 ceAbstractionStarter]: At program point L6676(lines 6631 6776) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6693(lines 6693 6766) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6718(line 6718) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6751(line 6751) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6652(lines 6652 6690) no Hoare annotation was computed. [2018-11-23 00:05:58,540 INFO L451 ceAbstractionStarter]: At program point L6685(line 6685) the Hoare annotation is: true [2018-11-23 00:05:58,540 INFO L448 ceAbstractionStarter]: For program point L6644(line 6644) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point L6768(line 6768) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 6621 6777) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point L6636-1(line 6636) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L444 ceAbstractionStarter]: At program point L6636(line 6636) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point L6760(line 6760) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point L6719(lines 6719 6728) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point L6752(lines 6752 6758) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 6621 6777) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point L6645(lines 6645 6649) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L444 ceAbstractionStarter]: At program point L6670(line 6670) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,541 INFO L451 ceAbstractionStarter]: At program point L6769(line 6769) the Hoare annotation is: true [2018-11-23 00:05:58,541 INFO L448 ceAbstractionStarter]: For program point L6695(lines 6695 6762) no Hoare annotation was computed. [2018-11-23 00:05:58,541 INFO L451 ceAbstractionStarter]: At program point L6761(line 6761) the Hoare annotation is: true [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6654(lines 6654 6686) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6720-1(line 6720) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L444 ceAbstractionStarter]: At program point L6720(line 6720) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,542 INFO L444 ceAbstractionStarter]: At program point L6646(line 6646) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6704(line 6704) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6696(line 6696) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6655(line 6655) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6721(lines 6721 6725) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6738(line 6738) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L444 ceAbstractionStarter]: At program point L6771(lines 6631 6776) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6705-2(lines 6695 6762) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6705(lines 6705 6710) no Hoare annotation was computed. [2018-11-23 00:05:58,542 INFO L448 ceAbstractionStarter]: For program point L6730(line 6730) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6664(line 6664) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6697(lines 6697 6702) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6656(lines 6656 6662) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6739(lines 6739 6749) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L444 ceAbstractionStarter]: At program point L6698(line 6698) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6731(lines 6731 6736) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6665(lines 6665 6682) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6698-1(line 6698) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6657-1(line 6657) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L444 ceAbstractionStarter]: At program point L6657(line 6657) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,543 INFO L444 ceAbstractionStarter]: At program point L6666(line 6666) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)) (= (bvadd ~ldv_state_variable_0~0 (_ bv4294967295 32)) (_ bv0 32)))) [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6732-1(line 6732) no Hoare annotation was computed. [2018-11-23 00:05:58,543 INFO L444 ceAbstractionStarter]: At program point L6732(line 6732) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_retval_0~0)|)) (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32)))) [2018-11-23 00:05:58,543 INFO L448 ceAbstractionStarter]: For program point L6666-1(line 6666) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L451 ceAbstractionStarter]: At program point L5422(line 5422) the Hoare annotation is: true [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point netif_start_queueEXIT(lines 5416 5425) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L451 ceAbstractionStarter]: At program point netif_start_queueENTRY(lines 5416 5425) the Hoare annotation is: true [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point netif_start_queueFINAL(lines 5416 5425) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L451 ceAbstractionStarter]: At program point L5421(line 5421) the Hoare annotation is: true [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point L5421-1(line 5421) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L444 ceAbstractionStarter]: At program point ldv_set_initENTRY(lines 6885 6894) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point ldv_set_initEXIT(lines 6885 6894) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point ldv_set_initFINAL(lines 6885 6894) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point netif_tx_wake_queueEXIT(lines 5426 5439) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L451 ceAbstractionStarter]: At program point netif_tx_wake_queueENTRY(lines 5426 5439) the Hoare annotation is: true [2018-11-23 00:05:58,544 INFO L451 ceAbstractionStarter]: At program point L5431(line 5431) the Hoare annotation is: true [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point L5431-1(line 5431) no Hoare annotation was computed. [2018-11-23 00:05:58,544 INFO L448 ceAbstractionStarter]: For program point L5432-2(lines 5426 5439) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L448 ceAbstractionStarter]: For program point L5432(lines 5432 5436) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~C_INT~TO~~u8~0EXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L451 ceAbstractionStarter]: At program point ##fun~$Pointer$~X~C_INT~TO~~u8~0ENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,545 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~C_INT~TO~~u8~0FINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L451 ceAbstractionStarter]: At program point L6491(line 6491) the Hoare annotation is: true [2018-11-23 00:05:58,545 INFO L448 ceAbstractionStarter]: For program point ldv_irq_1FINAL(lines 6471 6499) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L448 ceAbstractionStarter]: For program point L6483-1(line 6483) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L444 ceAbstractionStarter]: At program point L6483(line 6483) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,545 INFO L444 ceAbstractionStarter]: At program point ldv_irq_1ENTRY(lines 6471 6499) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,545 INFO L448 ceAbstractionStarter]: For program point L6479(lines 6479 6492) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L448 ceAbstractionStarter]: For program point L6481(lines 6481 6488) no Hoare annotation was computed. [2018-11-23 00:05:58,545 INFO L444 ceAbstractionStarter]: At program point L6477-1(lines 6477 6496) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,546 INFO L448 ceAbstractionStarter]: For program point L6477(lines 6477 6496) no Hoare annotation was computed. [2018-11-23 00:05:58,546 INFO L448 ceAbstractionStarter]: For program point ldv_irq_1EXIT(lines 6471 6499) no Hoare annotation was computed. [2018-11-23 00:05:58,546 INFO L448 ceAbstractionStarter]: For program point L6490(line 6490) no Hoare annotation was computed. [2018-11-23 00:05:58,546 INFO L448 ceAbstractionStarter]: For program point L6480(line 6480) no Hoare annotation was computed. [2018-11-23 00:05:58,546 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,546 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,546 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,546 INFO L451 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,546 INFO L451 ceAbstractionStarter]: At program point L-1-3(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,546 INFO L448 ceAbstractionStarter]: For program point L-1-4(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 5318 5326) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 5318 5326) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L451 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 5318 5326) the Hoare annotation is: true [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point L6322(lines 6322 6326) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point L6323-1(line 6323) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point sja1000_closeEXIT(lines 6312 6331) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L451 ceAbstractionStarter]: At program point L6323(line 6323) the Hoare annotation is: true [2018-11-23 00:05:58,547 INFO L451 ceAbstractionStarter]: At program point sja1000_closeENTRY(lines 6312 6331) the Hoare annotation is: true [2018-11-23 00:05:58,547 INFO L451 ceAbstractionStarter]: At program point L6318(line 6318) the Hoare annotation is: true [2018-11-23 00:05:58,547 INFO L451 ceAbstractionStarter]: At program point L6320-1(line 6320) the Hoare annotation is: true [2018-11-23 00:05:58,547 INFO L451 ceAbstractionStarter]: At program point L6320(line 6320) the Hoare annotation is: true [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point L6322-2(lines 6322 6326) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point L6321(line 6321) no Hoare annotation was computed. [2018-11-23 00:05:58,547 INFO L448 ceAbstractionStarter]: For program point L6318-1(line 6318) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point sja1000_closeFINAL(lines 6312 6331) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L444 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 7057 7065) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 7057 7065) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 7057 7065) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L451 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L451 ceAbstractionStarter]: At program point netif_tx_start_queueENTRY(lines 5407 5415) the Hoare annotation is: true [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point netif_tx_start_queueEXIT(lines 5407 5415) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point netif_tx_start_queueFINAL(lines 5407 5415) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L451 ceAbstractionStarter]: At program point L5412(line 5412) the Hoare annotation is: true [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point L5584-1(line 5584) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L451 ceAbstractionStarter]: At program point sja1000_write_cmdregENTRY(lines 5578 5591) the Hoare annotation is: true [2018-11-23 00:05:58,548 INFO L448 ceAbstractionStarter]: For program point L5586-1(line 5586) no Hoare annotation was computed. [2018-11-23 00:05:58,548 INFO L451 ceAbstractionStarter]: At program point L5584(line 5584) the Hoare annotation is: true [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point sja1000_write_cmdregFINAL(lines 5578 5591) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L451 ceAbstractionStarter]: At program point L5587(line 5587) the Hoare annotation is: true [2018-11-23 00:05:58,549 INFO L451 ceAbstractionStarter]: At program point L5586(line 5586) the Hoare annotation is: true [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point L5587-1(line 5587) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point sja1000_write_cmdregEXIT(lines 5578 5591) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L451 ceAbstractionStarter]: At program point L5588(line 5588) the Hoare annotation is: true [2018-11-23 00:05:58,549 INFO L451 ceAbstractionStarter]: At program point L5471(line 5471) the Hoare annotation is: true [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point L5465(lines 5465 5470) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point L5464(line 5464) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point L5459(lines 5459 5463) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L451 ceAbstractionStarter]: At program point L5458(line 5458) the Hoare annotation is: true [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point L5458-1(line 5458) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L451 ceAbstractionStarter]: At program point L5459-2(lines 5459 5463) the Hoare annotation is: true [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point netif_tx_stop_queueFINAL(lines 5450 5474) no Hoare annotation was computed. [2018-11-23 00:05:58,549 INFO L448 ceAbstractionStarter]: For program point netif_tx_stop_queueEXIT(lines 5450 5474) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L451 ceAbstractionStarter]: At program point netif_tx_stop_queueENTRY(lines 5450 5474) the Hoare annotation is: true [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point ldv_set_is_emptyEXIT(lines 6989 6996) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L451 ceAbstractionStarter]: At program point ldv_set_is_emptyENTRY(lines 6989 6996) the Hoare annotation is: true [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point ldv_set_is_emptyFINAL(lines 6989 6996) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6939(lines 6939 6944) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6933-3(lines 6930 6963) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L451 ceAbstractionStarter]: At program point L6933-2(lines 6933 6946) the Hoare annotation is: true [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6950(lines 6950 6954) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6950-1(lines 6950 6954) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L451 ceAbstractionStarter]: At program point ldv_set_removeENTRY(lines 6925 6964) the Hoare annotation is: true [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6934(lines 6934 6938) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6934-1(lines 6934 6938) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6949-3(lines 6949 6957) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point L6947-1(lines 6925 6964) no Hoare annotation was computed. [2018-11-23 00:05:58,550 INFO L448 ceAbstractionStarter]: For program point ldv_set_removeEXIT(lines 6925 6964) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L451 ceAbstractionStarter]: At program point L6949-2(lines 6949 6957) the Hoare annotation is: true [2018-11-23 00:05:58,551 INFO L444 ceAbstractionStarter]: At program point L6171(line 6171) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point L6204-1(line 6204) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point L6171-1(line 6171) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L444 ceAbstractionStarter]: At program point L6237(line 6237) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,551 INFO L444 ceAbstractionStarter]: At program point L6204(line 6204) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point L6237-1(line 6237) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L444 ceAbstractionStarter]: At program point sja1000_interruptENTRY(lines 6133 6269) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point sja1000_interruptFINAL(lines 6133 6269) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L444 ceAbstractionStarter]: At program point L6246(line 6246) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point L6180-1(lines 6150 6268) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point L6246-1(line 6246) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point L6238(lines 6238 6242) no Hoare annotation was computed. [2018-11-23 00:05:58,551 INFO L448 ceAbstractionStarter]: For program point L6205(lines 6205 6214) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6172(lines 6172 6176) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6156-2(lines 6156 6160) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6156(lines 6156 6160) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L444 ceAbstractionStarter]: At program point L6239(lines 6150 6268) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,552 INFO L444 ceAbstractionStarter]: At program point L6206(line 6206) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6206-1(line 6206) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L451 ceAbstractionStarter]: At program point L6190(line 6190) the Hoare annotation is: true [2018-11-23 00:05:58,552 INFO L444 ceAbstractionStarter]: At program point L6157(line 6157) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6190-1(line 6190) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6157-1(line 6157) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L444 ceAbstractionStarter]: At program point L6215(lines 6200 6222) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2018-11-23 00:05:58,552 INFO L444 ceAbstractionStarter]: At program point L6257(line 6257) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,552 INFO L448 ceAbstractionStarter]: For program point L6257-1(line 6257) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6200-1(lines 6150 6268) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6258(lines 6258 6263) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point sja1000_interruptEXIT(lines 6133 6269) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6225-1(lines 6225 6234) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6250(lines 6250 6266) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L444 ceAbstractionStarter]: At program point L6217(lines 6200 6222) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,553 INFO L444 ceAbstractionStarter]: At program point L6226(line 6226) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6226-1(line 6226) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6152-1(line 6152) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L444 ceAbstractionStarter]: At program point L6152(line 6152) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6185-1(lines 6150 6268) no Hoare annotation was computed. [2018-11-23 00:05:58,553 INFO L444 ceAbstractionStarter]: At program point L6243(lines 6150 6268) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,553 INFO L444 ceAbstractionStarter]: At program point L6169(line 6169) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,553 INFO L448 ceAbstractionStarter]: For program point L6169-1(line 6169) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6227(lines 6227 6231) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L444 ceAbstractionStarter]: At program point L6161(line 6161) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6161-1(line 6161) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6186(lines 6186 6194) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L444 ceAbstractionStarter]: At program point L6186-2(lines 6186 6194) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0))) [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6203(line 6203) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6170(lines 6170 6179) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L444 ceAbstractionStarter]: At program point L6236(lines 6150 6268) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6170-2(lines 6150 6268) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6195(line 6195) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6162(lines 6162 6166) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6245-2(lines 6150 6268) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6245(lines 6245 6249) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point L6545(lines 6545 6549) no Hoare annotation was computed. [2018-11-23 00:05:58,554 INFO L448 ceAbstractionStarter]: For program point reg_check_1EXIT(lines 6540 6552) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L451 ceAbstractionStarter]: At program point reg_check_1ENTRY(lines 6540 6552) the Hoare annotation is: true [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point reg_check_1FINAL(lines 6540 6552) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point ldv_request_irq_15FINAL(lines 6850 6870) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L451 ceAbstractionStarter]: At program point L6862(line 6862) the Hoare annotation is: true [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point L6863-1(lines 6863 6867) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point L6863(lines 6863 6867) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L451 ceAbstractionStarter]: At program point L6864(line 6864) the Hoare annotation is: true [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point L6860-1(line 6860) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L451 ceAbstractionStarter]: At program point L6860(line 6860) the Hoare annotation is: true [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point L6862-1(line 6862) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L451 ceAbstractionStarter]: At program point ldv_request_irq_15ENTRY(lines 6850 6870) the Hoare annotation is: true [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point ldv_request_irq_15EXIT(lines 6850 6870) no Hoare annotation was computed. [2018-11-23 00:05:58,555 INFO L451 ceAbstractionStarter]: At program point sja1000_openENTRY(lines 6278 6311) the Hoare annotation is: true [2018-11-23 00:05:58,555 INFO L451 ceAbstractionStarter]: At program point L6295(lines 6295 6296) the Hoare annotation is: true [2018-11-23 00:05:58,555 INFO L448 ceAbstractionStarter]: For program point L6294(lines 6294 6305) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point L6295-1(lines 6295 6296) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point L6297(lines 6297 6302) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L451 ceAbstractionStarter]: At program point L6294-2(lines 6294 6305) the Hoare annotation is: true [2018-11-23 00:05:58,556 INFO L451 ceAbstractionStarter]: At program point L6287(line 6287) the Hoare annotation is: true [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point L6287-1(line 6287) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point L6289(lines 6289 6293) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point sja1000_openFINAL(lines 6278 6311) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L451 ceAbstractionStarter]: At program point L6285(line 6285) the Hoare annotation is: true [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point L6285-1(line 6285) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point sja1000_openEXIT(lines 6278 6311) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point L6308-1(line 6308) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L448 ceAbstractionStarter]: For program point L6306(line 6306) no Hoare annotation was computed. [2018-11-23 00:05:58,556 INFO L451 ceAbstractionStarter]: At program point L6308(line 6308) the Hoare annotation is: true [2018-11-23 00:05:58,556 INFO L451 ceAbstractionStarter]: At program point L5915(line 5915) the Hoare annotation is: true [2018-11-23 00:05:58,556 INFO L451 ceAbstractionStarter]: At program point L5948-1(line 5948) the Hoare annotation is: true [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L451 ceAbstractionStarter]: At program point L5948(line 5948) the Hoare annotation is: true [2018-11-23 00:05:58,557 INFO L451 ceAbstractionStarter]: At program point L5911(line 5911) the Hoare annotation is: true [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5911-1(line 5911) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5940(lines 5940 5944) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L444 ceAbstractionStarter]: At program point sja1000_rxENTRY(lines 5880 5955) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point sja1000_rxFINAL(lines 5880 5955) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5928-2(line 5928) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5928(line 5928) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5949(line 5949) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L451 ceAbstractionStarter]: At program point L5916(line 5916) the Hoare annotation is: true [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5912-2(lines 5912 5925) no Hoare annotation was computed. [2018-11-23 00:05:58,557 INFO L448 ceAbstractionStarter]: For program point L5912(lines 5912 5925) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L451 ceAbstractionStarter]: At program point L5941(lines 5931 5946) the Hoare annotation is: true [2018-11-23 00:05:58,558 INFO L451 ceAbstractionStarter]: At program point L5937(line 5937) the Hoare annotation is: true [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point L5937-1(line 5937) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point L5929-2(lines 5929 5946) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point L5929(lines 5929 5946) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L451 ceAbstractionStarter]: At program point L5917(line 5917) the Hoare annotation is: true [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point sja1000_rxEXIT(lines 5880 5955) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L451 ceAbstractionStarter]: At program point L5922(line 5922) the Hoare annotation is: true [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point L5922-1(line 5922) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L451 ceAbstractionStarter]: At program point L5914(line 5914) the Hoare annotation is: true [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point L5914-1(line 5914) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L451 ceAbstractionStarter]: At program point L5939(lines 5931 5946) the Hoare annotation is: true [2018-11-23 00:05:58,558 INFO L448 ceAbstractionStarter]: For program point L5906(lines 5906 5910) no Hoare annotation was computed. [2018-11-23 00:05:58,558 INFO L444 ceAbstractionStarter]: At program point L5902(line 5902) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point L5902-1(line 5902) no Hoare annotation was computed. [2018-11-23 00:05:58,559 INFO L451 ceAbstractionStarter]: At program point L5923(line 5923) the Hoare annotation is: true [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point L5923-1(line 5923) no Hoare annotation was computed. [2018-11-23 00:05:58,559 INFO L451 ceAbstractionStarter]: At program point request_irqENTRY(lines 5371 5381) the Hoare annotation is: true [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point request_irqFINAL(lines 5371 5381) no Hoare annotation was computed. [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point request_irqEXIT(lines 5371 5381) no Hoare annotation was computed. [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point netif_wake_queueEXIT(lines 5440 5449) no Hoare annotation was computed. [2018-11-23 00:05:58,559 INFO L451 ceAbstractionStarter]: At program point L5446(line 5446) the Hoare annotation is: true [2018-11-23 00:05:58,559 INFO L451 ceAbstractionStarter]: At program point L5445(line 5445) the Hoare annotation is: true [2018-11-23 00:05:58,559 INFO L451 ceAbstractionStarter]: At program point netif_wake_queueENTRY(lines 5440 5449) the Hoare annotation is: true [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point L5445-1(line 5445) no Hoare annotation was computed. [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point netif_wake_queueFINAL(lines 5440 5449) no Hoare annotation was computed. [2018-11-23 00:05:58,559 INFO L451 ceAbstractionStarter]: At program point L7071(line 7071) the Hoare annotation is: true [2018-11-23 00:05:58,559 INFO L451 ceAbstractionStarter]: At program point ldv_skb_freeENTRY(lines 7066 7074) the Hoare annotation is: true [2018-11-23 00:05:58,559 INFO L448 ceAbstractionStarter]: For program point ldv_skb_freeFINAL(lines 7066 7074) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point ldv_skb_freeEXIT(lines 7066 7074) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point L6432-1(line 6432) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point unregister_sja1000devFINAL(lines 6427 6436) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L451 ceAbstractionStarter]: At program point L6432(line 6432) the Hoare annotation is: true [2018-11-23 00:05:58,560 INFO L451 ceAbstractionStarter]: At program point unregister_sja1000devENTRY(lines 6427 6436) the Hoare annotation is: true [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point unregister_sja1000devEXIT(lines 6427 6436) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L451 ceAbstractionStarter]: At program point spin_unlock_irqrestoreENTRY(lines 5223 5231) the Hoare annotation is: true [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point spin_unlock_irqrestoreEXIT(lines 5223 5231) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point spin_unlock_irqrestoreFINAL(lines 5223 5231) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point L5535(lines 5535 5550) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point L5535-1(lines 5522 5550) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point L5537(lines 5537 5547) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L444 ceAbstractionStarter]: At program point L5527(line 5527) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,560 INFO L448 ceAbstractionStarter]: For program point L5527-1(line 5527) no Hoare annotation was computed. [2018-11-23 00:05:58,560 INFO L444 ceAbstractionStarter]: At program point L5523(line 5523) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5523-1(line 5523) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point can_dropped_invalid_skbFINAL(lines 5512 5557) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5542(lines 5542 5546) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5540-1(lines 5540 5541) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L444 ceAbstractionStarter]: At program point L5540(lines 5540 5541) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5536-1(line 5536) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L444 ceAbstractionStarter]: At program point L5536(line 5536) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5528(lines 5528 5532) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5522(lines 5522 5550) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5524(lines 5524 5533) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point L5553(line 5553) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L448 ceAbstractionStarter]: For program point can_dropped_invalid_skbEXIT(lines 5512 5557) no Hoare annotation was computed. [2018-11-23 00:05:58,561 INFO L444 ceAbstractionStarter]: At program point can_dropped_invalid_skbENTRY(lines 5512 5557) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,561 INFO L451 ceAbstractionStarter]: At program point L5549(lines 5520 5556) the Hoare annotation is: true [2018-11-23 00:05:58,561 INFO L451 ceAbstractionStarter]: At program point ldv_kfree_skb_12ENTRY(lines 6823 6831) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L451 ceAbstractionStarter]: At program point L6828(line 6828) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point ldv_kfree_skb_12EXIT(lines 6823 6831) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point ldv_kfree_skb_12FINAL(lines 6823 6831) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L451 ceAbstractionStarter]: At program point ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L451 ceAbstractionStarter]: At program point L5633(line 5633) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point L5633-1(line 5633) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point set_reset_modeFINAL(lines 5624 5660) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point set_reset_modeEXIT(lines 5624 5660) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L451 ceAbstractionStarter]: At program point L5651(lines 5632 5659) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L451 ceAbstractionStarter]: At program point L5653(lines 5632 5659) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L451 ceAbstractionStarter]: At program point L5647(line 5647) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point L5647-1(line 5647) no Hoare annotation was computed. [2018-11-23 00:05:58,562 INFO L451 ceAbstractionStarter]: At program point L5649(line 5649) the Hoare annotation is: true [2018-11-23 00:05:58,562 INFO L448 ceAbstractionStarter]: For program point L5649-1(line 5649) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L451 ceAbstractionStarter]: At program point set_reset_modeENTRY(lines 5624 5660) the Hoare annotation is: true [2018-11-23 00:05:58,563 INFO L451 ceAbstractionStarter]: At program point L5635(line 5635) the Hoare annotation is: true [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point L5635-1(line 5635) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L451 ceAbstractionStarter]: At program point L5637(line 5637) the Hoare annotation is: true [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point L5637-1(line 5637) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 5309 5317) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L451 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 5309 5317) the Hoare annotation is: true [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5315) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 5309 5317) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L451 ceAbstractionStarter]: At program point disable_suitable_irq_1ENTRY(lines 6589 6620) the Hoare annotation is: true [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point disable_suitable_irq_1EXIT(lines 6589 6620) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point L6612(lines 6612 6617) no Hoare annotation was computed. [2018-11-23 00:05:58,563 INFO L448 ceAbstractionStarter]: For program point L6606(lines 6606 6611) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point disable_suitable_irq_1FINAL(lines 6589 6620) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L6600(lines 6600 6605) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L6594(lines 6594 6599) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L451 ceAbstractionStarter]: At program point L5694(line 5694) the Hoare annotation is: true [2018-11-23 00:05:58,564 INFO L451 ceAbstractionStarter]: At program point L5696(lines 5669 5704) the Hoare annotation is: true [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L5694-1(line 5694) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L5688-2(lines 5688 5692) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L5688(lines 5688 5692) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L451 ceAbstractionStarter]: At program point L5682(line 5682) the Hoare annotation is: true [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L5680-1(line 5680) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L5682-1(line 5682) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L451 ceAbstractionStarter]: At program point L5680(line 5680) the Hoare annotation is: true [2018-11-23 00:05:58,564 INFO L448 ceAbstractionStarter]: For program point L5672-1(line 5672) no Hoare annotation was computed. [2018-11-23 00:05:58,564 INFO L451 ceAbstractionStarter]: At program point L5670(line 5670) the Hoare annotation is: true [2018-11-23 00:05:58,564 INFO L451 ceAbstractionStarter]: At program point L5672(line 5672) the Hoare annotation is: true [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point L5670-1(line 5670) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L451 ceAbstractionStarter]: At program point L5691(line 5691) the Hoare annotation is: true [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point L5691-1(line 5691) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L451 ceAbstractionStarter]: At program point L5689(line 5689) the Hoare annotation is: true [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point L5689-1(line 5689) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point L5679(lines 5679 5683) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point set_normal_modeEXIT(lines 5661 5705) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L451 ceAbstractionStarter]: At program point set_normal_modeENTRY(lines 5661 5705) the Hoare annotation is: true [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point L5679-2(lines 5661 5705) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L451 ceAbstractionStarter]: At program point L5698(lines 5669 5704) the Hoare annotation is: true [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point L6559(lines 6559 6574) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point L6561-1(line 6561) no Hoare annotation was computed. [2018-11-23 00:05:58,565 INFO L444 ceAbstractionStarter]: At program point L6561(line 6561) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,565 INFO L448 ceAbstractionStarter]: For program point choose_interrupt_1EXIT(lines 6553 6578) no Hoare annotation was computed. [2018-11-23 00:05:58,566 INFO L444 ceAbstractionStarter]: At program point L6570(line 6570) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,566 INFO L448 ceAbstractionStarter]: For program point L6572(line 6572) no Hoare annotation was computed. [2018-11-23 00:05:58,566 INFO L448 ceAbstractionStarter]: For program point L6566(line 6566) no Hoare annotation was computed. [2018-11-23 00:05:58,566 INFO L448 ceAbstractionStarter]: For program point L6570-1(line 6570) no Hoare annotation was computed. [2018-11-23 00:05:58,566 INFO L448 ceAbstractionStarter]: For program point L6564-1(line 6564) no Hoare annotation was computed. [2018-11-23 00:05:58,566 INFO L444 ceAbstractionStarter]: At program point L6564(line 6564) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,566 INFO L448 ceAbstractionStarter]: For program point L6560(line 6560) no Hoare annotation was computed. [2018-11-23 00:05:58,566 INFO L444 ceAbstractionStarter]: At program point choose_interrupt_1ENTRY(lines 6553 6578) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,566 INFO L444 ceAbstractionStarter]: At program point L6575(lines 6553 6578) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,566 INFO L451 ceAbstractionStarter]: At program point L6573(line 6573) the Hoare annotation is: true [2018-11-23 00:05:58,566 INFO L448 ceAbstractionStarter]: For program point L6567-1(line 6567) no Hoare annotation was computed. [2018-11-23 00:05:58,566 INFO L444 ceAbstractionStarter]: At program point L6567(line 6567) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,566 INFO L448 ceAbstractionStarter]: For program point L6569(line 6569) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point L6563(line 6563) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 5327 5334) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L451 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 5327 5334) the Hoare annotation is: true [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 5327 5334) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L451 ceAbstractionStarter]: At program point clear_bitENTRY(lines 5181 5189) the Hoare annotation is: true [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point clear_bitFINAL(lines 5181 5189) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point clear_bitEXIT(lines 5181 5189) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point netdev_privFINAL(lines 5398 5405) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L451 ceAbstractionStarter]: At program point netdev_privENTRY(lines 5398 5405) the Hoare annotation is: true [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point netdev_privEXIT(lines 5398 5405) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L448 ceAbstractionStarter]: For program point sja1000_initEXIT(lines 6446 6454) no Hoare annotation was computed. [2018-11-23 00:05:58,567 INFO L451 ceAbstractionStarter]: At program point sja1000_initENTRY(lines 6446 6454) the Hoare annotation is: true [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point sja1000_initFINAL(lines 6446 6454) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L451 ceAbstractionStarter]: At program point ldv_net_device_ops_2ENTRY(lines 6579 6588) the Hoare annotation is: true [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point ldv_net_device_ops_2EXIT(lines 6579 6588) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point L6584-1(line 6584) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L451 ceAbstractionStarter]: At program point L6584(line 6584) the Hoare annotation is: true [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point ldv_net_device_ops_2FINAL(lines 6579 6588) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point netdev_get_tx_queueEXIT(lines 5389 5397) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L451 ceAbstractionStarter]: At program point netdev_get_tx_queueENTRY(lines 5389 5397) the Hoare annotation is: true [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point netdev_get_tx_queueFINAL(lines 5389 5397) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point set_bitFINAL(lines 5172 5180) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L448 ceAbstractionStarter]: For program point set_bitEXIT(lines 5172 5180) no Hoare annotation was computed. [2018-11-23 00:05:58,568 INFO L451 ceAbstractionStarter]: At program point set_bitENTRY(lines 5172 5180) the Hoare annotation is: true [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point L6529(lines 6529 6536) no Hoare annotation was computed. [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point L6521(lines 6521 6528) no Hoare annotation was computed. [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point activate_suitable_irq_1EXIT(lines 6500 6539) no Hoare annotation was computed. [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point L6513(lines 6513 6520) no Hoare annotation was computed. [2018-11-23 00:05:58,569 INFO L451 ceAbstractionStarter]: At program point activate_suitable_irq_1ENTRY(lines 6500 6539) the Hoare annotation is: true [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point activate_suitable_irq_1FINAL(lines 6500 6539) no Hoare annotation was computed. [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point L6505(lines 6505 6512) no Hoare annotation was computed. [2018-11-23 00:05:58,569 INFO L444 ceAbstractionStarter]: At program point L5849(line 5849) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point L5849-1(line 5849) no Hoare annotation was computed. [2018-11-23 00:05:58,569 INFO L444 ceAbstractionStarter]: At program point L5829(line 5829) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,569 INFO L448 ceAbstractionStarter]: For program point L5829-1(line 5829) no Hoare annotation was computed. [2018-11-23 00:05:58,570 INFO L444 ceAbstractionStarter]: At program point L5854(line 5854) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,570 INFO L444 ceAbstractionStarter]: At program point L5850(line 5850) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,570 INFO L448 ceAbstractionStarter]: For program point L5854-1(line 5854) no Hoare annotation was computed. [2018-11-23 00:05:58,570 INFO L448 ceAbstractionStarter]: For program point L5850-1(line 5850) no Hoare annotation was computed. [2018-11-23 00:05:58,570 INFO L444 ceAbstractionStarter]: At program point L5875(line 5875) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,570 INFO L448 ceAbstractionStarter]: For program point L5875-1(lines 5872 5876) no Hoare annotation was computed. [2018-11-23 00:05:58,570 INFO L444 ceAbstractionStarter]: At program point L5867(lines 5825 5878) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,570 INFO L444 ceAbstractionStarter]: At program point L5863(line 5863) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,570 INFO L448 ceAbstractionStarter]: For program point L5830(lines 5830 5834) no Hoare annotation was computed. [2018-11-23 00:05:58,570 INFO L448 ceAbstractionStarter]: For program point L5863-1(line 5863) no Hoare annotation was computed. [2018-11-23 00:05:58,570 INFO L444 ceAbstractionStarter]: At program point L5826(line 5826) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,571 INFO L444 ceAbstractionStarter]: At program point L5855(line 5855) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,571 INFO L448 ceAbstractionStarter]: For program point L5855-1(line 5855) no Hoare annotation was computed. [2018-11-23 00:05:58,571 INFO L448 ceAbstractionStarter]: For program point L5826-1(line 5826) no Hoare annotation was computed. [2018-11-23 00:05:58,571 INFO L444 ceAbstractionStarter]: At program point L5851(line 5851) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,571 INFO L448 ceAbstractionStarter]: For program point L5851-1(line 5851) no Hoare annotation was computed. [2018-11-23 00:05:58,571 INFO L448 ceAbstractionStarter]: For program point sja1000_start_xmitFINAL(lines 5812 5879) no Hoare annotation was computed. [2018-11-23 00:05:58,571 INFO L444 ceAbstractionStarter]: At program point L5847(line 5847) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,571 INFO L448 ceAbstractionStarter]: For program point L5847-1(line 5847) no Hoare annotation was computed. [2018-11-23 00:05:58,571 INFO L448 ceAbstractionStarter]: For program point L5839(lines 5839 5843) no Hoare annotation was computed. [2018-11-23 00:05:58,571 INFO L448 ceAbstractionStarter]: For program point L5872(lines 5872 5876) no Hoare annotation was computed. [2018-11-23 00:05:58,571 INFO L444 ceAbstractionStarter]: At program point L5835(line 5835) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,572 INFO L448 ceAbstractionStarter]: For program point L5835-1(line 5835) no Hoare annotation was computed. [2018-11-23 00:05:58,572 INFO L448 ceAbstractionStarter]: For program point L5839-2(lines 5825 5878) no Hoare annotation was computed. [2018-11-23 00:05:58,572 INFO L448 ceAbstractionStarter]: For program point L5856-1(line 5856) no Hoare annotation was computed. [2018-11-23 00:05:58,572 INFO L444 ceAbstractionStarter]: At program point L5856(line 5856) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,572 INFO L448 ceAbstractionStarter]: For program point L5848-1(line 5848) no Hoare annotation was computed. [2018-11-23 00:05:58,572 INFO L444 ceAbstractionStarter]: At program point L5848(line 5848) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,572 INFO L448 ceAbstractionStarter]: For program point sja1000_start_xmitEXIT(lines 5812 5879) no Hoare annotation was computed. [2018-11-23 00:05:58,572 INFO L448 ceAbstractionStarter]: For program point L5844-1(lines 5844 5857) no Hoare annotation was computed. [2018-11-23 00:05:58,572 INFO L444 ceAbstractionStarter]: At program point L5873(line 5873) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,572 INFO L444 ceAbstractionStarter]: At program point sja1000_start_xmitENTRY(lines 5812 5879) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,572 INFO L444 ceAbstractionStarter]: At program point L5865(lines 5825 5878) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,573 INFO L451 ceAbstractionStarter]: At program point L5722(line 5722) the Hoare annotation is: true [2018-11-23 00:05:58,573 INFO L451 ceAbstractionStarter]: At program point L5719(line 5719) the Hoare annotation is: true [2018-11-23 00:05:58,573 INFO L448 ceAbstractionStarter]: For program point L5720-1(line 5720) no Hoare annotation was computed. [2018-11-23 00:05:58,573 INFO L448 ceAbstractionStarter]: For program point L5719-1(line 5719) no Hoare annotation was computed. [2018-11-23 00:05:58,573 INFO L451 ceAbstractionStarter]: At program point L5721(line 5721) the Hoare annotation is: true [2018-11-23 00:05:58,573 INFO L451 ceAbstractionStarter]: At program point L5720(line 5720) the Hoare annotation is: true [2018-11-23 00:05:58,573 INFO L448 ceAbstractionStarter]: For program point L5721-1(line 5721) no Hoare annotation was computed. [2018-11-23 00:05:58,573 INFO L451 ceAbstractionStarter]: At program point L5715(line 5715) the Hoare annotation is: true [2018-11-23 00:05:58,573 INFO L448 ceAbstractionStarter]: For program point L5714(lines 5714 5718) no Hoare annotation was computed. [2018-11-23 00:05:58,573 INFO L448 ceAbstractionStarter]: For program point sja1000_startFINAL(lines 5706 5725) no Hoare annotation was computed. [2018-11-23 00:05:58,573 INFO L448 ceAbstractionStarter]: For program point L5712-1(line 5712) no Hoare annotation was computed. [2018-11-23 00:05:58,573 INFO L448 ceAbstractionStarter]: For program point L5714-1(lines 5714 5718) no Hoare annotation was computed. [2018-11-23 00:05:58,574 INFO L451 ceAbstractionStarter]: At program point L5712(line 5712) the Hoare annotation is: true [2018-11-23 00:05:58,574 INFO L448 ceAbstractionStarter]: For program point sja1000_startEXIT(lines 5706 5725) no Hoare annotation was computed. [2018-11-23 00:05:58,574 INFO L451 ceAbstractionStarter]: At program point sja1000_startENTRY(lines 5706 5725) the Hoare annotation is: true [2018-11-23 00:05:58,574 INFO L451 ceAbstractionStarter]: At program point free_sja1000devENTRY(lines 6373 6381) the Hoare annotation is: true [2018-11-23 00:05:58,574 INFO L448 ceAbstractionStarter]: For program point free_sja1000devEXIT(lines 6373 6381) no Hoare annotation was computed. [2018-11-23 00:05:58,574 INFO L448 ceAbstractionStarter]: For program point free_sja1000devFINAL(lines 6373 6381) no Hoare annotation was computed. [2018-11-23 00:05:58,574 INFO L448 ceAbstractionStarter]: For program point sja1000_is_absentFINAL(lines 5592 5600) no Hoare annotation was computed. [2018-11-23 00:05:58,574 INFO L451 ceAbstractionStarter]: At program point L5597(line 5597) the Hoare annotation is: true [2018-11-23 00:05:58,574 INFO L448 ceAbstractionStarter]: For program point L5597-1(line 5597) no Hoare annotation was computed. [2018-11-23 00:05:58,574 INFO L448 ceAbstractionStarter]: For program point sja1000_is_absentEXIT(lines 5592 5600) no Hoare annotation was computed. [2018-11-23 00:05:58,574 INFO L451 ceAbstractionStarter]: At program point sja1000_is_absentENTRY(lines 5592 5600) the Hoare annotation is: true [2018-11-23 00:05:58,575 INFO L448 ceAbstractionStarter]: For program point netif_stop_queueEXIT(lines 5475 5484) no Hoare annotation was computed. [2018-11-23 00:05:58,575 INFO L448 ceAbstractionStarter]: For program point L5480-1(line 5480) no Hoare annotation was computed. [2018-11-23 00:05:58,575 INFO L451 ceAbstractionStarter]: At program point L5481(line 5481) the Hoare annotation is: true [2018-11-23 00:05:58,575 INFO L451 ceAbstractionStarter]: At program point L5480(line 5480) the Hoare annotation is: true [2018-11-23 00:05:58,575 INFO L448 ceAbstractionStarter]: For program point netif_stop_queueFINAL(lines 5475 5484) no Hoare annotation was computed. [2018-11-23 00:05:58,575 INFO L451 ceAbstractionStarter]: At program point netif_stop_queueENTRY(lines 5475 5484) the Hoare annotation is: true [2018-11-23 00:05:58,575 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,575 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,575 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,575 INFO L448 ceAbstractionStarter]: For program point test_and_clear_bitEXIT(lines 5190 5199) no Hoare annotation was computed. [2018-11-23 00:05:58,575 INFO L451 ceAbstractionStarter]: At program point test_and_clear_bitENTRY(lines 5190 5199) the Hoare annotation is: true [2018-11-23 00:05:58,575 INFO L448 ceAbstractionStarter]: For program point test_and_clear_bitFINAL(lines 5190 5199) no Hoare annotation was computed. [2018-11-23 00:05:58,576 INFO L451 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 7118 7131) the Hoare annotation is: true [2018-11-23 00:05:58,576 INFO L448 ceAbstractionStarter]: For program point L7127-1(lines 7118 7131) no Hoare annotation was computed. [2018-11-23 00:05:58,576 INFO L444 ceAbstractionStarter]: At program point L7127(line 7127) the Hoare annotation is: (or (not (= ~last_index~0 (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0))) [2018-11-23 00:05:58,576 INFO L448 ceAbstractionStarter]: For program point L7123-1(line 7123) no Hoare annotation was computed. [2018-11-23 00:05:58,576 INFO L451 ceAbstractionStarter]: At program point L7123(line 7123) the Hoare annotation is: true [2018-11-23 00:05:58,576 INFO L448 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 7118 7131) no Hoare annotation was computed. [2018-11-23 00:05:58,576 INFO L448 ceAbstractionStarter]: For program point L7124(lines 7124 7128) no Hoare annotation was computed. [2018-11-23 00:05:58,576 INFO L451 ceAbstractionStarter]: At program point sja1000_exitENTRY(lines 6455 6463) the Hoare annotation is: true [2018-11-23 00:05:58,576 INFO L448 ceAbstractionStarter]: For program point sja1000_exitEXIT(lines 6455 6463) no Hoare annotation was computed. [2018-11-23 00:05:58,576 INFO L448 ceAbstractionStarter]: For program point sja1000_exitFINAL(lines 6455 6463) no Hoare annotation was computed. [2018-11-23 00:05:58,576 INFO L451 ceAbstractionStarter]: At program point L5275(line 5275) the Hoare annotation is: true [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point L5275-1(line 5275) no Hoare annotation was computed. [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 5264 5281) no Hoare annotation was computed. [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point L5272(lines 5272 5279) no Hoare annotation was computed. [2018-11-23 00:05:58,577 INFO L451 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 5264 5281) the Hoare annotation is: true [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 5264 5281) no Hoare annotation was computed. [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,577 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_retval_0~0 (_ bv0 32)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,577 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,577 INFO L451 ceAbstractionStarter]: At program point spinlock_checkENTRY(lines 5215 5222) the Hoare annotation is: true [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point spinlock_checkEXIT(lines 5215 5222) no Hoare annotation was computed. [2018-11-23 00:05:58,577 INFO L448 ceAbstractionStarter]: For program point spinlock_checkFINAL(lines 5215 5222) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point L5998(lines 5998 6002) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point sja1000_errEXIT(lines 5956 6132) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point L5998-2(lines 5998 6002) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point L5990(lines 5990 6010) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point L6114(lines 6114 6120) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point L5990-1(lines 5979 6131) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point L6114-2(lines 6114 6120) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L444 ceAbstractionStarter]: At program point L6007(line 6007) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0))) [2018-11-23 00:05:58,578 INFO L448 ceAbstractionStarter]: For program point L6040-1(line 6040) no Hoare annotation was computed. [2018-11-23 00:05:58,578 INFO L451 ceAbstractionStarter]: At program point L6073(line 6073) the Hoare annotation is: true [2018-11-23 00:05:58,579 INFO L444 ceAbstractionStarter]: At program point L6040(line 6040) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0))) [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6073-1(line 6073) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L444 ceAbstractionStarter]: At program point L6057(lines 6037 6063) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0))) [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6049(line 6049) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6074(lines 6074 6078) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6074-2(lines 6066 6084) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6066(lines 5979 6131) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6116-2(line 6116) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6116(line 6116) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6042(lines 6042 6056) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6108-2(lines 6108 6125) no Hoare annotation was computed. [2018-11-23 00:05:58,579 INFO L448 ceAbstractionStarter]: For program point L6108(lines 6108 6125) no Hoare annotation was computed. [2018-11-23 00:05:58,580 INFO L448 ceAbstractionStarter]: For program point L6100-1(line 6100) no Hoare annotation was computed. [2018-11-23 00:05:58,580 INFO L451 ceAbstractionStarter]: At program point L6100(line 6100) the Hoare annotation is: true [2018-11-23 00:05:58,580 INFO L451 ceAbstractionStarter]: At program point L6018(line 6018) the Hoare annotation is: true [2018-11-23 00:05:58,580 INFO L448 ceAbstractionStarter]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2018-11-23 00:05:58,580 INFO L448 ceAbstractionStarter]: For program point L6018-1(line 6018) no Hoare annotation was computed. [2018-11-23 00:05:58,580 INFO L448 ceAbstractionStarter]: For program point L6043(line 6043) no Hoare annotation was computed. [2018-11-23 00:05:58,580 INFO L451 ceAbstractionStarter]: At program point L6109(line 6109) the Hoare annotation is: true [2018-11-23 00:05:58,580 INFO L448 ceAbstractionStarter]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2018-11-23 00:05:58,580 INFO L444 ceAbstractionStarter]: At program point sja1000_errENTRY(lines 5956 6132) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,580 INFO L448 ceAbstractionStarter]: For program point sja1000_errFINAL(lines 5956 6132) no Hoare annotation was computed. [2018-11-23 00:05:58,580 INFO L448 ceAbstractionStarter]: For program point L6019(lines 6019 6023) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6052(line 6052) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6019-2(lines 6011 6034) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6011(lines 5979 6131) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L451 ceAbstractionStarter]: At program point L6127(line 6127) the Hoare annotation is: true [2018-11-23 00:05:58,581 INFO L451 ceAbstractionStarter]: At program point L6094(line 6094) the Hoare annotation is: true [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6127-1(line 6127) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6094-1(line 6094) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6119(line 6119) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6119-2(line 6119) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L451 ceAbstractionStarter]: At program point L6111(line 6111) the Hoare annotation is: true [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6111-1(line 6111) no Hoare annotation was computed. [2018-11-23 00:05:58,581 INFO L448 ceAbstractionStarter]: For program point L6037(lines 5979 6131) no Hoare annotation was computed. [2018-11-23 00:05:58,582 INFO L448 ceAbstractionStarter]: For program point L6095(lines 6095 6099) no Hoare annotation was computed. [2018-11-23 00:05:58,582 INFO L448 ceAbstractionStarter]: For program point L6029(lines 6029 6033) no Hoare annotation was computed. [2018-11-23 00:05:58,582 INFO L448 ceAbstractionStarter]: For program point L6095-2(lines 6095 6099) no Hoare annotation was computed. [2018-11-23 00:05:58,582 INFO L448 ceAbstractionStarter]: For program point L6087-1(lines 6087 6107) no Hoare annotation was computed. [2018-11-23 00:05:58,582 INFO L448 ceAbstractionStarter]: For program point L6046(line 6046) no Hoare annotation was computed. [2018-11-23 00:05:58,582 INFO L448 ceAbstractionStarter]: For program point L5980-1(line 5980) no Hoare annotation was computed. [2018-11-23 00:05:58,582 INFO L444 ceAbstractionStarter]: At program point L5980(line 5980) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_retval_0~0)) (= ~last_index~0 (_ bv0 32))) [2018-11-23 00:05:58,582 INFO L451 ceAbstractionStarter]: At program point L5997(line 5997) the Hoare annotation is: true [2018-11-23 00:05:58,582 INFO L448 ceAbstractionStarter]: For program point L5997-1(line 5997) no Hoare annotation was computed. [2018-11-23 00:05:58,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:05:58 BoogieIcfgContainer [2018-11-23 00:05:58,595 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 00:05:58,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:05:58,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:05:58,596 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:05:58,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:05:53" (3/4) ... [2018-11-23 00:05:58,599 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:05:58,606 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free_int [2018-11-23 00:05:58,606 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_netif_rx_14 [2018-11-23 00:05:58,606 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_netif_rx_13 [2018-11-23 00:05:58,606 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_free_irq_16 [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_start_queue [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_init [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_tx_wake_queue [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~C_INT~TO~~u8~0 [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_close [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-23 00:05:58,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_tx_start_queue [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_write_cmdreg [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_tx_stop_queue [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_is_empty [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_interrupt [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_check_1 [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_request_irq_15 [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_open [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_rx [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_irq [2018-11-23 00:05:58,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_wake_queue [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_sja1000dev [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_dropped_invalid_skb [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kfree_skb_12 [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOID [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_reset_mode [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_suitable_irq_1 [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_normal_mode [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure choose_interrupt_1 [2018-11-23 00:05:58,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_init [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_net_device_ops_2 [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_bit [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_suitable_irq_1 [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_start_xmit [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_start [2018-11-23 00:05:58,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_sja1000dev [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_is_absent [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_clear_bit [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_exit [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-23 00:05:58,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-11-23 00:05:58,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_err [2018-11-23 00:05:58,637 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 233 nodes and edges [2018-11-23 00:05:58,638 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2018-11-23 00:05:58,640 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-23 00:05:58,642 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-23 00:05:58,643 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 00:05:58,645 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 00:05:58,671 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_retval_0))) || (ldv_retval_0 == 0bv32 && last_index == 0bv32) [2018-11-23 00:05:58,672 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_retval_0))) || (ldv_retval_0 == 0bv32 && last_index == 0bv32) [2018-11-23 00:05:58,672 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,673 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,676 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,676 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,676 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,676 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,678 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,679 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,680 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 [2018-11-23 00:05:58,682 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0) [2018-11-23 00:05:58,823 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6b010f0b-593c-4e01-8ad4-9bcd293e41b5/bin-2019/utaipan/witness.graphml [2018-11-23 00:05:58,823 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:05:58,824 INFO L168 Benchmark]: Toolchain (without parser) took 12634.34 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 304.6 MB). Free memory was 939.0 MB in the beginning and 1.3 GB in the end (delta: -315.5 MB). Peak memory consumption was 469.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,825 INFO L168 Benchmark]: CDTParser took 0.11 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 00:05:58,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1432.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 939.0 MB in the beginning and 919.5 MB in the end (delta: 19.5 MB). Peak memory consumption was 179.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 1.2 GB. Free memory is still 919.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:05:58,825 INFO L168 Benchmark]: Boogie Preprocessor took 95.67 ms. Allocated memory is still 1.2 GB. Free memory was 919.5 MB in the beginning and 902.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,825 INFO L168 Benchmark]: RCFGBuilder took 5617.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 103.8 MB). Free memory was 902.8 MB in the beginning and 1.0 GB in the end (delta: -139.3 MB). Peak memory consumption was 139.3 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,826 INFO L168 Benchmark]: TraceAbstraction took 5212.27 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 63.4 MB). Free memory was 1.0 GB in the beginning and 802.8 MB in the end (delta: 239.4 MB). Peak memory consumption was 302.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,826 INFO L168 Benchmark]: Witness Printer took 227.21 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.6 MB). Free memory was 802.8 MB in the beginning and 1.3 GB in the end (delta: -451.7 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,828 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 1432.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 939.0 MB in the beginning and 919.5 MB in the end (delta: 19.5 MB). Peak memory consumption was 179.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 1.2 GB. Free memory is still 919.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.67 ms. Allocated memory is still 1.2 GB. Free memory was 919.5 MB in the beginning and 902.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5617.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 103.8 MB). Free memory was 902.8 MB in the beginning and 1.0 GB in the end (delta: -139.3 MB). Peak memory consumption was 139.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5212.27 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 63.4 MB). Free memory was 1.0 GB in the beginning and 802.8 MB in the end (delta: 239.4 MB). Peak memory consumption was 302.8 MB. Max. memory is 11.5 GB. * Witness Printer took 227.21 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.6 MB). Free memory was 802.8 MB in the beginning and 1.3 GB in the end (delta: -451.7 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5315]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6150]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6553]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 5669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6949]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6631]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_retval_0))) || (ldv_retval_0 == 0bv32 && last_index == 0bv32) - InvariantResult [Line: 6150]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 5520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6631]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_retval_0))) || (ldv_retval_0 == 0bv32 && last_index == 0bv32) - InvariantResult [Line: 6150]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 5825]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 6037]: Loop Invariant Derived loop invariant: !(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0) - InvariantResult [Line: 5632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6477]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 5825]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 6200]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - InvariantResult [Line: 5632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6933]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6200]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == ldv_retval_0)) || last_index == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 59 procedures, 584 locations, 1 error locations. SAFE Result, 5.1s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1965 SDtfs, 1747 SDslu, 3314 SDs, 0 SdLazy, 227 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=815occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 212 LocationsWithAnnotation, 1458 PreInvPairs, 1570 NumberOfFragments, 1037 HoareAnnotationTreeSize, 1458 FomulaSimplifications, 65 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 212 FomulaSimplificationsInter, 6031 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 147 ConstructedInterpolants, 0 QuantifiedInterpolants, 15889 SizeOfPredicates, 3 NumberOfNonLiveVariables, 2676 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...