./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d253b745dee5ef05ffbbca6087a2bac9710536fabca8626c0fece9fd6b3fe837 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:06:39,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:06:39,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:06:39,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:06:39,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:06:39,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:06:39,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:06:39,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:06:39,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:06:39,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:06:39,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:06:39,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:06:39,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:06:39,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:06:39,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:06:39,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:06:39,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:06:39,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:06:39,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:06:39,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:06:39,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:06:39,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:06:39,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:06:39,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:06:39,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:06:39,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:06:39,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:06:39,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:06:39,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:06:39,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:06:39,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:06:39,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:06:39,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:06:39,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:06:39,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:06:39,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:06:39,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:06:39,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:06:39,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:06:39,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:06:39,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:06:39,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:06:39,333 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:06:39,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:06:39,333 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:06:39,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:06:39,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:06:39,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:06:39,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:06:39,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:06:39,335 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:06:39,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:06:39,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:06:39,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:06:39,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:06:39,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:06:39,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:06:39,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:06:39,337 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:06:39,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:06:39,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:06:39,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:06:39,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:06:39,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:06:39,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:06:39,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:06:39,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:06:39,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:06:39,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:06:39,340 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:06:39,340 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:06:39,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:06:39,340 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:06:39,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d253b745dee5ef05ffbbca6087a2bac9710536fabca8626c0fece9fd6b3fe837 [2021-12-22 15:06:39,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:06:39,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:06:39,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:06:39,631 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:06:39,632 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:06:39,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i [2021-12-22 15:06:39,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de070270a/ad319319242143f09601cc03b4ffbebe/FLAGfc4df994e [2021-12-22 15:06:40,523 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:06:40,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i [2021-12-22 15:06:40,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de070270a/ad319319242143f09601cc03b4ffbebe/FLAGfc4df994e [2021-12-22 15:06:41,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de070270a/ad319319242143f09601cc03b4ffbebe [2021-12-22 15:06:41,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:06:41,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:06:41,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:06:41,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:06:41,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:06:41,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:41" (1/1) ... [2021-12-22 15:06:41,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e68485e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:41, skipping insertion in model container [2021-12-22 15:06:41,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:41" (1/1) ... [2021-12-22 15:06:41,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:06:41,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:06:43,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i[312804,312817] [2021-12-22 15:06:43,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:06:43,751 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:06:44,299 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i[312804,312817] [2021-12-22 15:06:44,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:06:44,414 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:06:44,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44 WrapperNode [2021-12-22 15:06:44,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:06:44,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:06:44,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:06:44,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:06:44,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:44,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:44,721 INFO L137 Inliner]: procedures = 480, calls = 3867, calls flagged for inlining = 166, calls inlined = 158, statements flattened = 7270 [2021-12-22 15:06:44,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:06:44,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:06:44,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:06:44,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:06:44,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:44,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:44,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:44,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:44,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:44,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:45,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:45,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:06:45,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:06:45,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:06:45,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:06:45,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (1/1) ... [2021-12-22 15:06:45,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:06:45,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:06:45,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:06:45,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:06:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_tb_ring [2021-12-22 15:06:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_tb_ring [2021-12-22 15:06:45,144 INFO L130 BoogieDeclarations]: Found specification of procedure thunderbolt_shutdown_and_free [2021-12-22 15:06:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thunderbolt_shutdown_and_free [2021-12-22 15:06:45,144 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2021-12-22 15:06:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2021-12-22 15:06:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:06:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:06:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:06:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:06:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_get_drom_offset [2021-12-22 15:06:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_get_drom_offset [2021-12-22 15:06:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_free [2021-12-22 15:06:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_free [2021-12-22 15:06:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-22 15:06:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-22 15:06:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite32options [2021-12-22 15:06:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite32options [2021-12-22 15:06:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure ring_interrupt_active [2021-12-22 15:06:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_interrupt_active [2021-12-22 15:06:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_rx_submit [2021-12-22 15:06:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_rx_submit [2021-12-22 15:06:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_disable_interrupts [2021-12-22 15:06:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_disable_interrupts [2021-12-22 15:06:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure get_route [2021-12-22 15:06:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure get_route [2021-12-22 15:06:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure check_header [2021-12-22 15:06:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure check_header [2021-12-22 15:06:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-22 15:06:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-22 15:06:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure tb_activate_pcie_devices [2021-12-22 15:06:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_activate_pcie_devices [2021-12-22 15:06:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 15:06:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 15:06:45,149 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-22 15:06:45,149 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-22 15:06:45,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_tb_ring [2021-12-22 15:06:45,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_tb_ring [2021-12-22 15:06:45,149 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_read_raw [2021-12-22 15:06:45,149 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_read_raw [2021-12-22 15:06:45,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:06:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cap_is_long [2021-12-22 15:06:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cap_is_long [2021-12-22 15:06:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_set_unpplugged [2021-12-22 15:06:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_set_unpplugged [2021-12-22 15:06:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:06:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:06:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure tb_crc8 [2021-12-22 15:06:45,151 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_crc8 [2021-12-22 15:06:45,151 INFO L130 BoogieDeclarations]: Found specification of procedure ring_write_descriptors [2021-12-22 15:06:45,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_write_descriptors [2021-12-22 15:06:45,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:06:45,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:06:45,151 INFO L130 BoogieDeclarations]: Found specification of procedure tb_plug_events_active [2021-12-22 15:06:45,151 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_plug_events_active [2021-12-22 15:06:45,152 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2021-12-22 15:06:45,152 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2021-12-22 15:06:45,152 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_stop [2021-12-22 15:06:45,152 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_stop [2021-12-22 15:06:45,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_tb [2021-12-22 15:06:45,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_tb [2021-12-22 15:06:45,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:06:45,153 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_print_error [2021-12-22 15:06:45,153 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_print_error [2021-12-22 15:06:45,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:06:45,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:06:45,153 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_add_nfc_credits [2021-12-22 15:06:45,153 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_add_nfc_credits [2021-12-22 15:06:45,153 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-22 15:06:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-22 15:06:45,154 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2021-12-22 15:06:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2021-12-22 15:06:45,154 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_start [2021-12-22 15:06:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_start [2021-12-22 15:06:45,154 INFO L130 BoogieDeclarations]: Found specification of procedure ring_start [2021-12-22 15:06:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_start [2021-12-22 15:06:45,155 INFO L130 BoogieDeclarations]: Found specification of procedure ring_stop [2021-12-22 15:06:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_stop [2021-12-22 15:06:45,155 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_write [2021-12-22 15:06:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_write [2021-12-22 15:06:45,155 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:06:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:06:45,155 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_read [2021-12-22 15:06:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_read [2021-12-22 15:06:45,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:06:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:06:45,156 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_free [2021-12-22 15:06:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_free [2021-12-22 15:06:45,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:06:45,156 INFO L130 BoogieDeclarations]: Found specification of procedure ring_interrupt_index [2021-12-22 15:06:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_interrupt_index [2021-12-22 15:06:45,157 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-22 15:06:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-22 15:06:45,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:06:45,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:06:45,157 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cap_is_basic [2021-12-22 15:06:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cap_is_basic [2021-12-22 15:06:45,157 INFO L130 BoogieDeclarations]: Found specification of procedure tb_upstream_port [2021-12-22 15:06:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_upstream_port [2021-12-22 15:06:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure __ring_enqueue [2021-12-22 15:06:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __ring_enqueue [2021-12-22 15:06:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 15:06:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 15:06:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:06:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:06:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-22 15:06:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-22 15:06:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_tb [2021-12-22 15:06:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_tb [2021-12-22 15:06:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_rx [2021-12-22 15:06:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_rx [2021-12-22 15:06:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:06:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:06:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-22 15:06:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-22 15:06:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure ring_desc_base [2021-12-22 15:06:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_desc_base [2021-12-22 15:06:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_shutdown [2021-12-22 15:06:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_shutdown [2021-12-22 15:06:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:06:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:06:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure tb_scan_port [2021-12-22 15:06:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_scan_port [2021-12-22 15:06:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_active [2021-12-22 15:06:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_active [2021-12-22 15:06:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:06:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:06:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:06:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:06:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_read_n [2021-12-22 15:06:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_read_n [2021-12-22 15:06:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_tx [2021-12-22 15:06:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_tx [2021-12-22 15:06:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_read [2021-12-22 15:06:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_read [2021-12-22 15:06:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure ring_work [2021-12-22 15:06:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_work [2021-12-22 15:06:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2021-12-22 15:06:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2021-12-22 15:06:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite16desc [2021-12-22 15:06:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite16desc [2021-12-22 15:06:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_pkg_free [2021-12-22 15:06:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_pkg_free [2021-12-22 15:06:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-22 15:06:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-22 15:06:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure tb_find_cap [2021-12-22 15:06:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_find_cap [2021-12-22 15:06:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:06:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:06:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:06:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:06:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_deactivate [2021-12-22 15:06:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_deactivate [2021-12-22 15:06:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_ctl_write [2021-12-22 15:06:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_ctl_write [2021-12-22 15:06:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-22 15:06:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-22 15:06:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:06:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:06:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_pkg_alloc [2021-12-22 15:06:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_pkg_alloc [2021-12-22 15:06:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_suspend_noirq [2021-12-22 15:06:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_suspend_noirq [2021-12-22 15:06:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_ctl_read [2021-12-22 15:06:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_ctl_read [2021-12-22 15:06:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-22 15:06:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-22 15:06:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_port_active [2021-12-22 15:06:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_port_active [2021-12-22 15:06:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_suspend [2021-12-22 15:06:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_suspend [2021-12-22 15:06:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_alloc [2021-12-22 15:06:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_alloc [2021-12-22 15:06:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-22 15:06:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-22 15:06:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure tb_drom_read_uid_only [2021-12-22 15:06:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_drom_read_uid_only [2021-12-22 15:06:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:06:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:06:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:06:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_write [2021-12-22 15:06:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_write [2021-12-22 15:06:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_activate [2021-12-22 15:06:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_activate [2021-12-22 15:06:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_interrupt_work [2021-12-22 15:06:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_interrupt_work [2021-12-22 15:06:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:06:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-22 15:06:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-22 15:06:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-22 15:06:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-22 15:06:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:06:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite32desc [2021-12-22 15:06:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite32desc [2021-12-22 15:06:45,171 INFO L130 BoogieDeclarations]: Found specification of procedure tb_route_length [2021-12-22 15:06:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_route_length [2021-12-22 15:06:45,171 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_resume_noirq [2021-12-22 15:06:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_resume_noirq [2021-12-22 15:06:45,171 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-22 15:06:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-22 15:06:45,171 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:06:45,172 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:06:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-22 15:06:45,172 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-22 15:06:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_alloc [2021-12-22 15:06:45,172 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_alloc [2021-12-22 15:06:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 15:06:45,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 15:06:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure ring_free [2021-12-22 15:06:45,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_free [2021-12-22 15:06:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-22 15:06:45,173 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-22 15:06:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite64desc [2021-12-22 15:06:45,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite64desc [2021-12-22 15:06:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure __tb_path_deallocate_nfc [2021-12-22 15:06:45,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __tb_path_deallocate_nfc [2021-12-22 15:06:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure tb_free_unplugged_children [2021-12-22 15:06:45,174 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_free_unplugged_children [2021-12-22 15:06:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure tb_crc [2021-12-22 15:06:45,174 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_crc [2021-12-22 15:06:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:06:45,174 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:06:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_resume [2021-12-22 15:06:45,174 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_resume [2021-12-22 15:06:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure tb_wait_for_port [2021-12-22 15:06:45,175 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_wait_for_port [2021-12-22 15:06:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure tb_scan_switch [2021-12-22 15:06:45,175 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_scan_switch [2021-12-22 15:06:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_restart [2021-12-22 15:06:45,175 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_restart [2021-12-22 15:06:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:06:45,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:06:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure check_config_address [2021-12-22 15:06:45,176 INFO L138 BoogieDeclarations]: Found implementation of procedure check_config_address [2021-12-22 15:06:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:06:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:06:45,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:06:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure __crc32c_le [2021-12-22 15:06:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __crc32c_le [2021-12-22 15:06:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kcalloc [2021-12-22 15:06:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kcalloc [2021-12-22 15:06:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_free [2021-12-22 15:06:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_free [2021-12-22 15:06:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_is_invalid [2021-12-22 15:06:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_is_invalid [2021-12-22 15:06:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2021-12-22 15:06:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2021-12-22 15:06:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_transfer [2021-12-22 15:06:45,283 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_transfer [2021-12-22 15:06:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_init_path [2021-12-22 15:06:45,284 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_init_path [2021-12-22 15:06:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure __tb_path_deactivate_hops [2021-12-22 15:06:45,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __tb_path_deactivate_hops [2021-12-22 15:06:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_free [2021-12-22 15:06:45,286 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_free [2021-12-22 15:06:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure tb_is_upstream_port [2021-12-22 15:06:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_is_upstream_port [2021-12-22 15:06:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure ring_alloc [2021-12-22 15:06:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_alloc [2021-12-22 15:06:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure make_header [2021-12-22 15:06:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure make_header [2021-12-22 15:06:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-22 15:06:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-22 15:06:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure tb_free_invalid_tunnels [2021-12-22 15:06:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_free_invalid_tunnels [2021-12-22 15:06:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-22 15:06:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-22 15:06:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_read [2021-12-22 15:06:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_read [2021-12-22 15:06:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_deactivate [2021-12-22 15:06:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_deactivate [2021-12-22 15:06:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_out [2021-12-22 15:06:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_out [2021-12-22 15:06:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_write [2021-12-22 15:06:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_write [2021-12-22 15:06:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_tb_nhi [2021-12-22 15:06:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_tb_nhi [2021-12-22 15:06:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:06:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure tb_route [2021-12-22 15:06:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_route [2021-12-22 15:06:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_tb_nhi [2021-12-22 15:06:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_tb_nhi [2021-12-22 15:06:46,303 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:06:46,306 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:06:46,814 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:07:13,229 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:07:13,254 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:07:13,255 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:07:13,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:07:13 BoogieIcfgContainer [2021-12-22 15:07:13,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:07:13,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:07:13,260 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:07:13,263 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:07:13,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:06:41" (1/3) ... [2021-12-22 15:07:13,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d25911c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:07:13, skipping insertion in model container [2021-12-22 15:07:13,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:44" (2/3) ... [2021-12-22 15:07:13,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d25911c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:07:13, skipping insertion in model container [2021-12-22 15:07:13,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:07:13" (3/3) ... [2021-12-22 15:07:13,266 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i [2021-12-22 15:07:13,270 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:07:13,270 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:07:13,324 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:07:13,331 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:07:13,331 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:07:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand has 2542 states, 1707 states have (on average 1.328646748681898) internal successors, (2268), 1754 states have internal predecessors, (2268), 701 states have call successors, (701), 133 states have call predecessors, (701), 132 states have return successors, (695), 691 states have call predecessors, (695), 695 states have call successors, (695) [2021-12-22 15:07:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-22 15:07:13,401 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:07:13,402 INFO L514 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] [2021-12-22 15:07:13,404 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:07:13,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:07:13,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1765604170, now seen corresponding path program 1 times [2021-12-22 15:07:13,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:07:13,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845552461] [2021-12-22 15:07:13,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:07:13,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:07:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:13,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:07:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:13,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:13,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 15:07:14,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:07:14,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845552461] [2021-12-22 15:07:14,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845552461] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:07:14,016 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:07:14,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:07:14,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777064897] [2021-12-22 15:07:14,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:07:14,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:07:14,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:07:14,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:07:14,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:07:14,057 INFO L87 Difference]: Start difference. First operand has 2542 states, 1707 states have (on average 1.328646748681898) internal successors, (2268), 1754 states have internal predecessors, (2268), 701 states have call successors, (701), 133 states have call predecessors, (701), 132 states have return successors, (695), 691 states have call predecessors, (695), 695 states have call successors, (695) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-22 15:07:18,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:20,427 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:38,298 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:40,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:43,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:07:43,748 INFO L93 Difference]: Finished difference Result 5694 states and 8677 transitions. [2021-12-22 15:07:43,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 15:07:43,753 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2021-12-22 15:07:43,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:07:43,882 INFO L225 Difference]: With dead ends: 5694 [2021-12-22 15:07:43,882 INFO L226 Difference]: Without dead ends: 3144 [2021-12-22 15:07:43,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:07:43,946 INFO L933 BasicCegarLoop]: 3382 mSDtfsCounter, 1110 mSDsluCounter, 2888 mSDsCounter, 0 mSdLazyCounter, 2304 mSolverCounterSat, 987 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 6270 SdHoareTripleChecker+Invalid, 3293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 987 IncrementalHoareTripleChecker+Valid, 2304 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2021-12-22 15:07:43,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1427 Valid, 6270 Invalid, 3293 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [987 Valid, 2304 Invalid, 2 Unknown, 0 Unchecked, 29.0s Time] [2021-12-22 15:07:44,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3144 states. [2021-12-22 15:07:44,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3144 to 2529. [2021-12-22 15:07:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2529 states, 1702 states have (on average 1.3243243243243243) internal successors, (2254), 1741 states have internal predecessors, (2254), 695 states have call successors, (695), 132 states have call predecessors, (695), 131 states have return successors, (684), 680 states have call predecessors, (684), 684 states have call successors, (684) [2021-12-22 15:07:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2529 states and 3633 transitions. [2021-12-22 15:07:44,425 INFO L78 Accepts]: Start accepts. Automaton has 2529 states and 3633 transitions. Word has length 35 [2021-12-22 15:07:44,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:07:44,426 INFO L470 AbstractCegarLoop]: Abstraction has 2529 states and 3633 transitions. [2021-12-22 15:07:44,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-22 15:07:44,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 3633 transitions. [2021-12-22 15:07:44,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-22 15:07:44,455 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:07:44,455 INFO L514 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] [2021-12-22 15:07:44,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:07:44,456 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:07:44,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:07:44,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1899617676, now seen corresponding path program 1 times [2021-12-22 15:07:44,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:07:44,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010587157] [2021-12-22 15:07:44,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:07:44,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:07:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:44,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:07:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:44,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:44,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:44,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 15:07:44,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:07:44,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010587157] [2021-12-22 15:07:44,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010587157] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:07:44,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:07:44,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:07:44,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760458834] [2021-12-22 15:07:44,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:07:44,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:07:44,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:07:44,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:07:44,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:07:44,907 INFO L87 Difference]: Start difference. First operand 2529 states and 3633 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)