./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 ae007674 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-ae00767 [2021-12-28 04:24:47,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:24:47,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:24:47,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:24:47,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:24:47,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:24:47,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:24:47,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:24:47,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:24:47,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:24:47,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:24:47,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:24:47,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:24:47,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:24:47,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:24:47,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:24:47,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:24:47,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:24:47,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:24:47,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:24:47,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:24:47,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:24:47,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:24:47,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:24:47,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:24:47,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:24:47,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:24:47,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:24:47,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:24:47,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:24:47,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:24:47,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:24:47,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:24:47,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:24:47,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:24:47,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:24:47,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:24:47,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:24:47,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:24:47,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:24:47,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:24:47,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:24:47,872 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:24:47,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:24:47,872 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:24:47,872 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:24:47,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:24:47,873 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:24:47,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:24:47,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:24:47,874 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:24:47,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:24:47,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:24:47,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:24:47,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:24:47,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:24:47,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:24:47,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:24:47,875 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:24:47,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:24:47,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:24:47,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:24:47,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:24:47,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:24:47,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:24:47,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:24:47,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:24:47,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:24:47,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:24:47,877 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:24:47,895 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:24:47,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:24:47,896 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d253b745dee5ef05ffbbca6087a2bac9710536fabca8626c0fece9fd6b3fe837 [2021-12-28 04:24:48,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:24:48,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:24:48,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:24:48,305 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:24:48,305 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:24:48,306 INFO L432 ainManager$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 [2021-12-28 04:24:48,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d6de8b21/41cbbff8c3514ef79a934435534c4b99/FLAGe2d38b88c [2021-12-28 04:24:49,049 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:24:49,050 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 [2021-12-28 04:24:49,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d6de8b21/41cbbff8c3514ef79a934435534c4b99/FLAGe2d38b88c [2021-12-28 04:24:49,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d6de8b21/41cbbff8c3514ef79a934435534c4b99 [2021-12-28 04:24:49,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:24:49,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:24:49,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:24:49,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:24:49,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:24:49,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:24:49" (1/1) ... [2021-12-28 04:24:49,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f2666b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:49, skipping insertion in model container [2021-12-28 04:24:49,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:24:49" (1/1) ... [2021-12-28 04:24:49,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:24:49,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:24:51,431 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] [2021-12-28 04:24:51,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:24:51,594 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:24:51,926 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] [2021-12-28 04:24:51,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:24:52,067 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:24:52,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52 WrapperNode [2021-12-28 04:24:52,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:24:52,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:24:52,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:24:52,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:24:52,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,384 INFO L137 Inliner]: procedures = 480, calls = 3867, calls flagged for inlining = 166, calls inlined = 158, statements flattened = 7270 [2021-12-28 04:24:52,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:24:52,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:24:52,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:24:52,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:24:52,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:24:52,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:24:52,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:24:52,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:24:52,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (1/1) ... [2021-12-28 04:24:52,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:24:52,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:24:52,768 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) [2021-12-28 04:24:52,774 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 [2021-12-28 04:24:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_tb_ring [2021-12-28 04:24:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_tb_ring [2021-12-28 04:24:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure thunderbolt_shutdown_and_free [2021-12-28 04:24:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure thunderbolt_shutdown_and_free [2021-12-28 04:24:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2021-12-28 04:24:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2021-12-28 04:24:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:24:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:24:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:24:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:24:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_get_drom_offset [2021-12-28 04:24:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_get_drom_offset [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_free [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_free [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite32options [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite32options [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure ring_interrupt_active [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_interrupt_active [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_rx_submit [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_rx_submit [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_disable_interrupts [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_disable_interrupts [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure get_route [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure get_route [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure check_header [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure check_header [2021-12-28 04:24:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-28 04:24:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-28 04:24:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure tb_activate_pcie_devices [2021-12-28 04:24:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_activate_pcie_devices [2021-12-28 04:24:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 04:24:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 04:24:52,842 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-28 04:24:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-28 04:24:52,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_tb_ring [2021-12-28 04:24:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_tb_ring [2021-12-28 04:24:52,842 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_read_raw [2021-12-28 04:24:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_read_raw [2021-12-28 04:24:52,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:24:52,842 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cap_is_long [2021-12-28 04:24:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cap_is_long [2021-12-28 04:24:52,842 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_set_unpplugged [2021-12-28 04:24:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_set_unpplugged [2021-12-28 04:24:52,843 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 04:24:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 04:24:52,843 INFO L130 BoogieDeclarations]: Found specification of procedure tb_crc8 [2021-12-28 04:24:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_crc8 [2021-12-28 04:24:52,843 INFO L130 BoogieDeclarations]: Found specification of procedure ring_write_descriptors [2021-12-28 04:24:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_write_descriptors [2021-12-28 04:24:52,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:24:52,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:24:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure tb_plug_events_active [2021-12-28 04:24:52,883 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_plug_events_active [2021-12-28 04:24:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2021-12-28 04:24:52,883 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2021-12-28 04:24:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_stop [2021-12-28 04:24:52,883 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_stop [2021-12-28 04:24:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_tb [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_tb [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_print_error [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_print_error [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_add_nfc_credits [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_add_nfc_credits [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_start [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_start [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure ring_start [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_start [2021-12-28 04:24:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure ring_stop [2021-12-28 04:24:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_stop [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_write [2021-12-28 04:24:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_write [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 04:24:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_read [2021-12-28 04:24:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_read [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:24:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_free [2021-12-28 04:24:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_free [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure ring_interrupt_index [2021-12-28 04:24:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_interrupt_index [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-28 04:24:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:24:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cap_is_basic [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cap_is_basic [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure tb_upstream_port [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_upstream_port [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure __ring_enqueue [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __ring_enqueue [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_tb [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_tb [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_rx [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_rx [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:24:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:24:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure ring_desc_base [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_desc_base [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_shutdown [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_shutdown [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure tb_scan_port [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_scan_port [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_active [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_active [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_read_n [2021-12-28 04:24:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_read_n [2021-12-28 04:24:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_tx [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_tx [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_read [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_read [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure ring_work [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_work [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite16desc [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite16desc [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_pkg_free [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_pkg_free [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure tb_find_cap [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_find_cap [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:24:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:24:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_deactivate [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_deactivate [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_ctl_write [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_ctl_write [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_pkg_alloc [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_pkg_alloc [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_suspend_noirq [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_suspend_noirq [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_ctl_read [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_ctl_read [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_port_active [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_port_active [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_suspend [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_suspend [2021-12-28 04:24:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_alloc [2021-12-28 04:24:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_alloc [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure tb_drom_read_uid_only [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_drom_read_uid_only [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_write [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_write [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_activate [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_activate [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_interrupt_work [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_interrupt_work [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:24:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite32desc [2021-12-28 04:24:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite32desc [2021-12-28 04:24:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure tb_route_length [2021-12-28 04:24:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_route_length [2021-12-28 04:24:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_resume_noirq [2021-12-28 04:24:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_resume_noirq [2021-12-28 04:24:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-28 04:24:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-28 04:24:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 04:24:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 04:24:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-28 04:24:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-28 04:24:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_alloc [2021-12-28 04:24:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_alloc [2021-12-28 04:24:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 04:24:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 04:24:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure ring_free [2021-12-28 04:24:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_free [2021-12-28 04:24:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-28 04:24:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-28 04:24:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite64desc [2021-12-28 04:24:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite64desc [2021-12-28 04:24:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure __tb_path_deallocate_nfc [2021-12-28 04:24:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __tb_path_deallocate_nfc [2021-12-28 04:24:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure tb_free_unplugged_children [2021-12-28 04:24:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_free_unplugged_children [2021-12-28 04:24:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure tb_crc [2021-12-28 04:24:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_crc [2021-12-28 04:24:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 04:24:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 04:24:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_resume [2021-12-28 04:24:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_resume [2021-12-28 04:24:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure tb_wait_for_port [2021-12-28 04:24:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_wait_for_port [2021-12-28 04:24:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure tb_scan_switch [2021-12-28 04:24:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_scan_switch [2021-12-28 04:24:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_restart [2021-12-28 04:24:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_restart [2021-12-28 04:24:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:24:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:24:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure check_config_address [2021-12-28 04:24:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure check_config_address [2021-12-28 04:24:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:24:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:24:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:24:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure __crc32c_le [2021-12-28 04:24:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __crc32c_le [2021-12-28 04:24:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kcalloc [2021-12-28 04:24:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kcalloc [2021-12-28 04:24:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_free [2021-12-28 04:24:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_free [2021-12-28 04:24:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_is_invalid [2021-12-28 04:24:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_is_invalid [2021-12-28 04:24:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2021-12-28 04:24:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2021-12-28 04:24:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_transfer [2021-12-28 04:24:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_transfer [2021-12-28 04:24:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_init_path [2021-12-28 04:24:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_init_path [2021-12-28 04:24:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure __tb_path_deactivate_hops [2021-12-28 04:24:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __tb_path_deactivate_hops [2021-12-28 04:24:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_free [2021-12-28 04:24:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_free [2021-12-28 04:24:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure tb_is_upstream_port [2021-12-28 04:24:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_is_upstream_port [2021-12-28 04:24:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure ring_alloc [2021-12-28 04:24:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_alloc [2021-12-28 04:24:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure make_header [2021-12-28 04:24:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure make_header [2021-12-28 04:24:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-28 04:24:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-28 04:24:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure tb_free_invalid_tunnels [2021-12-28 04:24:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_free_invalid_tunnels [2021-12-28 04:24:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-28 04:24:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-28 04:24:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_read [2021-12-28 04:24:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_read [2021-12-28 04:24:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_deactivate [2021-12-28 04:24:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_deactivate [2021-12-28 04:24:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_out [2021-12-28 04:24:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_out [2021-12-28 04:24:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_write [2021-12-28 04:24:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_write [2021-12-28 04:24:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_tb_nhi [2021-12-28 04:24:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_tb_nhi [2021-12-28 04:24:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:24:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure tb_route [2021-12-28 04:24:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_route [2021-12-28 04:24:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_tb_nhi [2021-12-28 04:24:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_tb_nhi [2021-12-28 04:24:53,671 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:24:53,687 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:24:54,117 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:25:19,114 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:25:19,128 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:25:19,128 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:25:19,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:25:19 BoogieIcfgContainer [2021-12-28 04:25:19,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:25:19,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:25:19,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:25:19,135 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:25:19,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:24:49" (1/3) ... [2021-12-28 04:25:19,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28aa8225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:25:19, skipping insertion in model container [2021-12-28 04:25:19,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:24:52" (2/3) ... [2021-12-28 04:25:19,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28aa8225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:25:19, skipping insertion in model container [2021-12-28 04:25:19,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:25:19" (3/3) ... [2021-12-28 04:25:19,137 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i [2021-12-28 04:25:19,141 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:25:19,141 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:25:19,176 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:25:19,180 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 [2021-12-28 04:25:19,180 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:25:19,220 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) [2021-12-28 04:25:19,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-28 04:25:19,224 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:25:19,224 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] [2021-12-28 04:25:19,225 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:25:19,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:25:19,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1765604170, now seen corresponding path program 1 times [2021-12-28 04:25:19,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:25:19,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994115489] [2021-12-28 04:25:19,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:25:19,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:25:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:19,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:25:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:19,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:25:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:19,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:25:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 04:25:19,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:25:19,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994115489] [2021-12-28 04:25:19,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994115489] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:25:19,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:25:19,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 04:25:19,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488306798] [2021-12-28 04:25:19,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:25:19,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 04:25:19,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:25:19,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 04:25:19,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-28 04:25:19,665 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) [2021-12-28 04:25:23,324 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:25:25,331 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:25:29,023 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:25:38,336 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:25:40,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:25:45,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:25:45,322 INFO L93 Difference]: Finished difference Result 5694 states and 8677 transitions. [2021-12-28 04:25:45,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 04:25:45,325 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 [2021-12-28 04:25:45,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:25:45,369 INFO L225 Difference]: With dead ends: 5694 [2021-12-28 04:25:45,370 INFO L226 Difference]: Without dead ends: 3144 [2021-12-28 04:25:45,388 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 [2021-12-28 04:25:45,391 INFO L933 BasicCegarLoop]: 3389 mSDtfsCounter, 1110 mSDsluCounter, 2883 mSDsCounter, 0 mSdLazyCounter, 2311 mSolverCounterSat, 987 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 6272 SdHoareTripleChecker+Invalid, 3300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 987 IncrementalHoareTripleChecker+Valid, 2311 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2021-12-28 04:25:45,395 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1427 Valid, 6272 Invalid, 3300 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [987 Valid, 2311 Invalid, 2 Unknown, 0 Unchecked, 25.2s Time] [2021-12-28 04:25:45,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3144 states. [2021-12-28 04:25:45,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3144 to 2529. [2021-12-28 04:25:45,568 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) [2021-12-28 04:25:45,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2529 states and 3633 transitions. [2021-12-28 04:25:45,587 INFO L78 Accepts]: Start accepts. Automaton has 2529 states and 3633 transitions. Word has length 35 [2021-12-28 04:25:45,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:25:45,588 INFO L470 AbstractCegarLoop]: Abstraction has 2529 states and 3633 transitions. [2021-12-28 04:25:45,588 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) [2021-12-28 04:25:45,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 3633 transitions. [2021-12-28 04:25:45,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-28 04:25:45,592 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:25:45,593 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] [2021-12-28 04:25:45,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:25:45,593 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:25:45,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:25:45,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1899617676, now seen corresponding path program 1 times [2021-12-28 04:25:45,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:25:45,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949260252] [2021-12-28 04:25:45,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:25:45,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:25:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:45,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:25:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:45,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:25:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:45,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:25:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:25:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 04:25:45,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:25:45,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949260252] [2021-12-28 04:25:45,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949260252] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:25:45,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:25:45,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:25:45,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542782247] [2021-12-28 04:25:45,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:25:45,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:25:45,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:25:45,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:25:45,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:25:45,865 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) [2021-12-28 04:25:49,659 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 []