./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.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-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.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 1ecdcd8edc073d3f84552ba11829c64f005a40ec1d9c17a2301c9d20c3971656 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:06:14,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:06:14,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:06:14,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:06:14,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:06:14,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:06:14,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:06:14,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:06:14,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:06:14,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:06:14,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:06:14,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:06:14,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:06:14,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:06:14,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:06:14,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:06:14,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:06:14,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:06:14,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:06:14,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:06:14,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:06:14,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:06:14,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:06:14,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:06:14,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:06:14,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:06:14,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:06:14,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:06:14,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:06:14,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:06:14,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:06:14,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:06:14,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:06:14,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:06:14,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:06:14,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:06:14,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:06:14,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:06:14,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:06:14,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:06:14,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:06:14,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:06:14,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:06:14,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:06:14,503 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:06:14,503 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:06:14,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:06:14,504 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:06:14,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:06:14,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:06:14,505 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:06:14,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:06:14,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:06:14,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:06:14,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:06:14,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:06:14,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:06:14,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:06:14,507 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:06:14,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:06:14,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:06:14,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:06:14,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:06:14,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:06:14,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:06:14,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:06:14,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:06:14,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:06:14,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:06:14,513 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:06:14,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:06:14,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:06:14,513 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecdcd8edc073d3f84552ba11829c64f005a40ec1d9c17a2301c9d20c3971656 [2021-12-28 04:06:14,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:06:14,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:06:14,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:06:14,780 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:06:14,780 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:06:14,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2021-12-28 04:06:14,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59fae8fbe/2ed133711e75404a8f96144a147dc627/FLAG6cce3d125 [2021-12-28 04:06:15,438 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:06:15,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2021-12-28 04:06:15,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59fae8fbe/2ed133711e75404a8f96144a147dc627/FLAG6cce3d125 [2021-12-28 04:06:15,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59fae8fbe/2ed133711e75404a8f96144a147dc627 [2021-12-28 04:06:15,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:06:15,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:06:15,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:06:15,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:06:15,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:06:15,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:06:15" (1/1) ... [2021-12-28 04:06:15,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b76731b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:15, skipping insertion in model container [2021-12-28 04:06:15,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:06:15" (1/1) ... [2021-12-28 04:06:15,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:06:15,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:06:16,004 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___0 * , struct si_sm_io * ) [3397] [2021-12-28 04:06:16,004 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3398] [2021-12-28 04:06:16,005 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3399] [2021-12-28 04:06:16,005 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2021-12-28 04:06:16,006 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2021-12-28 04:06:16,006 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2021-12-28 04:06:16,007 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___1 * , struct si_sm_io * ) [3433] [2021-12-28 04:06:16,007 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3434] [2021-12-28 04:06:16,008 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3435] [2021-12-28 04:06:16,008 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2021-12-28 04:06:16,008 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2021-12-28 04:06:16,008 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2021-12-28 04:06:16,275 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-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i[105316,105329] [2021-12-28 04:06:17,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:06:17,193 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:06:17,246 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___0 * , struct si_sm_io * ) [3397] [2021-12-28 04:06:17,247 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3398] [2021-12-28 04:06:17,247 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3399] [2021-12-28 04:06:17,247 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2021-12-28 04:06:17,247 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2021-12-28 04:06:17,248 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2021-12-28 04:06:17,248 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___1 * , struct si_sm_io * ) [3433] [2021-12-28 04:06:17,248 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3434] [2021-12-28 04:06:17,248 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3435] [2021-12-28 04:06:17,249 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2021-12-28 04:06:17,249 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2021-12-28 04:06:17,249 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2021-12-28 04:06:17,254 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-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i[105316,105329] [2021-12-28 04:06:17,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:06:17,609 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:06:17,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17 WrapperNode [2021-12-28 04:06:17,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:06:17,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:06:17,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:06:17,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:06:17,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:17,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:17,824 INFO L137 Inliner]: procedures = 348, calls = 3212, calls flagged for inlining = 148, calls inlined = 148, statements flattened = 6697 [2021-12-28 04:06:17,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:06:17,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:06:17,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:06:17,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:06:17,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:17,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:17,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:17,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:18,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:18,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:18,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:18,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:06:18,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:06:18,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:06:18,197 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:06:18,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (1/1) ... [2021-12-28 04:06:18,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:06:18,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:06:18,277 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 04:06:18,296 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 04:06:18,318 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2021-12-28 04:06:18,318 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2021-12-28 04:06:18,318 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-28 04:06:18,319 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-28 04:06:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2021-12-28 04:06:18,319 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2021-12-28 04:06:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2021-12-28 04:06:18,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2021-12-28 04:06:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2021-12-28 04:06:18,319 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2021-12-28 04:06:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:06:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2021-12-28 04:06:18,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2021-12-28 04:06:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:06:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-28 04:06:18,320 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-28 04:06:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2021-12-28 04:06:18,320 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2021-12-28 04:06:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:06:18,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:06:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2021-12-28 04:06:18,321 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2021-12-28 04:06:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2021-12-28 04:06:18,321 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2021-12-28 04:06:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 04:06:18,321 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 04:06:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2021-12-28 04:06:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2021-12-28 04:06:18,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:06:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:06:18,322 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2021-12-28 04:06:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2021-12-28 04:06:18,322 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2021-12-28 04:06:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2021-12-28 04:06:18,322 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2021-12-28 04:06:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2021-12-28 04:06:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2021-12-28 04:06:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2021-12-28 04:06:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2021-12-28 04:06:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2021-12-28 04:06:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2021-12-28 04:06:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2021-12-28 04:06:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2021-12-28 04:06:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2021-12-28 04:06:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2021-12-28 04:06:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2021-12-28 04:06:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2021-12-28 04:06:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2021-12-28 04:06:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2021-12-28 04:06:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2021-12-28 04:06:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:06:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:06:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:06:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:06:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2021-12-28 04:06:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2021-12-28 04:06:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-12-28 04:06:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-12-28 04:06:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-28 04:06:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-28 04:06:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:06:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:06:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-28 04:06:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-28 04:06:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2021-12-28 04:06:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2021-12-28 04:06:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2021-12-28 04:06:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2021-12-28 04:06:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:06:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:06:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2021-12-28 04:06:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2021-12-28 04:06:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2021-12-28 04:06:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2021-12-28 04:06:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2021-12-28 04:06:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2021-12-28 04:06:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2021-12-28 04:06:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2021-12-28 04:06:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2021-12-28 04:06:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2021-12-28 04:06:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2021-12-28 04:06:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2021-12-28 04:06:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2021-12-28 04:06:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2021-12-28 04:06:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2021-12-28 04:06:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2021-12-28 04:06:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2021-12-28 04:06:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2021-12-28 04:06:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2021-12-28 04:06:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2021-12-28 04:06:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-28 04:06:18,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-28 04:06:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:06:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:06:18,330 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:06:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2021-12-28 04:06:18,330 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2021-12-28 04:06:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:06:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2021-12-28 04:06:18,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2021-12-28 04:06:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-28 04:06:18,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-28 04:06:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2021-12-28 04:06:18,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2021-12-28 04:06:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:06:18,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:06:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-12-28 04:06:18,332 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-12-28 04:06:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 04:06:18,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 04:06:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-28 04:06:18,332 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-28 04:06:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-28 04:06:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-28 04:06:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:06:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:06:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2021-12-28 04:06:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2021-12-28 04:06:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2021-12-28 04:06:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2021-12-28 04:06:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2021-12-28 04:06:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2021-12-28 04:06:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-12-28 04:06:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-28 04:06:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-28 04:06:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2021-12-28 04:06:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2021-12-28 04:06:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 04:06:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 04:06:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2021-12-28 04:06:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2021-12-28 04:06:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2021-12-28 04:06:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2021-12-28 04:06:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2021-12-28 04:06:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2021-12-28 04:06:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:06:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:06:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2021-12-28 04:06:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2021-12-28 04:06:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2021-12-28 04:06:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2021-12-28 04:06:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2021-12-28 04:06:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2021-12-28 04:06:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2021-12-28 04:06:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2021-12-28 04:06:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:06:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 04:06:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 04:06:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2021-12-28 04:06:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2021-12-28 04:06:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2021-12-28 04:06:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2021-12-28 04:06:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-28 04:06:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-28 04:06:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-28 04:06:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-28 04:06:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-28 04:06:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-28 04:06:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2021-12-28 04:06:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2021-12-28 04:06:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 04:06:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 04:06:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:06:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2021-12-28 04:06:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2021-12-28 04:06:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-28 04:06:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-28 04:06:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2021-12-28 04:06:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2021-12-28 04:06:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:06:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2021-12-28 04:06:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2021-12-28 04:06:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2021-12-28 04:06:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2021-12-28 04:06:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-28 04:06:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-28 04:06:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2021-12-28 04:06:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2021-12-28 04:06:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2021-12-28 04:06:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2021-12-28 04:06:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:06:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:06:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-28 04:06:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-28 04:06:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-28 04:06:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-28 04:06:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2021-12-28 04:06:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2021-12-28 04:06:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2021-12-28 04:06:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2021-12-28 04:06:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2021-12-28 04:06:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2021-12-28 04:06:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2021-12-28 04:06:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2021-12-28 04:06:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-28 04:06:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-28 04:06:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:06:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:06:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2021-12-28 04:06:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2021-12-28 04:06:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2021-12-28 04:06:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2021-12-28 04:06:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2021-12-28 04:06:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2021-12-28 04:06:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 04:06:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 04:06:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:06:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2021-12-28 04:06:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2021-12-28 04:06:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2021-12-28 04:06:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2021-12-28 04:06:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:06:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:06:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2021-12-28 04:06:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2021-12-28 04:06:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2021-12-28 04:06:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2021-12-28 04:06:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2021-12-28 04:06:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2021-12-28 04:06:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-28 04:06:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-28 04:06:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:06:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2021-12-28 04:06:18,347 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2021-12-28 04:06:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2021-12-28 04:06:18,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2021-12-28 04:06:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-28 04:06:18,347 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-28 04:06:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:06:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-28 04:06:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-28 04:06:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2021-12-28 04:06:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2021-12-28 04:06:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2021-12-28 04:06:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2021-12-28 04:06:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 04:06:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 04:06:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2021-12-28 04:06:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2021-12-28 04:06:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:06:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 04:06:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 04:06:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 04:06:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:06:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:06:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-28 04:06:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-28 04:06:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2021-12-28 04:06:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2021-12-28 04:06:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:06:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:06:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2021-12-28 04:06:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2021-12-28 04:06:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2021-12-28 04:06:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2021-12-28 04:06:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 04:06:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 04:06:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2021-12-28 04:06:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2021-12-28 04:06:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2021-12-28 04:06:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2021-12-28 04:06:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2021-12-28 04:06:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2021-12-28 04:06:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2021-12-28 04:06:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2021-12-28 04:06:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2021-12-28 04:06:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2021-12-28 04:06:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2021-12-28 04:06:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2021-12-28 04:06:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2021-12-28 04:06:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2021-12-28 04:06:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 04:06:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 04:06:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2021-12-28 04:06:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2021-12-28 04:06:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:06:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-28 04:06:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-28 04:06:18,354 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-28 04:06:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-28 04:06:18,354 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2021-12-28 04:06:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2021-12-28 04:06:18,354 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2021-12-28 04:06:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2021-12-28 04:06:18,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:06:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:06:18,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-28 04:06:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-28 04:06:18,355 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:06:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:06:19,111 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:06:19,116 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:06:19,507 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:06:23,029 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:06:23,049 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:06:23,049 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 04:06:23,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:06:23 BoogieIcfgContainer [2021-12-28 04:06:23,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:06:23,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:06:23,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:06:23,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:06:23,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:06:15" (1/3) ... [2021-12-28 04:06:23,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d237d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:06:23, skipping insertion in model container [2021-12-28 04:06:23,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:06:17" (2/3) ... [2021-12-28 04:06:23,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d237d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:06:23, skipping insertion in model container [2021-12-28 04:06:23,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:06:23" (3/3) ... [2021-12-28 04:06:23,059 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2021-12-28 04:06:23,065 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:06:23,066 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:06:23,110 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:06:23,122 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 04:06:23,123 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:06:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand has 2652 states, 1900 states have (on average 1.418421052631579) internal successors, (2695), 1987 states have internal predecessors, (2695), 615 states have call successors, (615), 136 states have call predecessors, (615), 135 states have return successors, (600), 566 states have call predecessors, (600), 600 states have call successors, (600) [2021-12-28 04:06:23,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-12-28 04:06:23,168 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:06:23,169 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:23,169 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:06:23,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:06:23,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1611012063, now seen corresponding path program 1 times [2021-12-28 04:06:23,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:06:23,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547875417] [2021-12-28 04:06:23,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:06:23,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:06:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:06:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 04:06:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 04:06:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 04:06:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 04:06:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 04:06:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 04:06:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 04:06:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:06:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 04:06:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-28 04:06:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-28 04:06:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-28 04:06:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 04:06:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-28 04:06:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-28 04:06:23,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:06:23,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547875417] [2021-12-28 04:06:23,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547875417] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:06:23,995 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:06:23,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-28 04:06:23,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731530699] [2021-12-28 04:06:24,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:06:24,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-28 04:06:24,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:06:24,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-28 04:06:24,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-28 04:06:24,038 INFO L87 Difference]: Start difference. First operand has 2652 states, 1900 states have (on average 1.418421052631579) internal successors, (2695), 1987 states have internal predecessors, (2695), 615 states have call successors, (615), 136 states have call predecessors, (615), 135 states have return successors, (600), 566 states have call predecessors, (600), 600 states have call successors, (600) Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2021-12-28 04:06:50,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:06:50,416 INFO L93 Difference]: Finished difference Result 17082 states and 29031 transitions. [2021-12-28 04:06:50,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-28 04:06:50,420 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 107 [2021-12-28 04:06:50,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:06:50,528 INFO L225 Difference]: With dead ends: 17082 [2021-12-28 04:06:50,528 INFO L226 Difference]: Without dead ends: 14337 [2021-12-28 04:06:50,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2021-12-28 04:06:50,568 INFO L933 BasicCegarLoop]: 6345 mSDtfsCounter, 23452 mSDsluCounter, 13435 mSDsCounter, 0 mSdLazyCounter, 17237 mSolverCounterSat, 14452 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24713 SdHoareTripleChecker+Valid, 19780 SdHoareTripleChecker+Invalid, 31689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 14452 IncrementalHoareTripleChecker+Valid, 17237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2021-12-28 04:06:50,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24713 Valid, 19780 Invalid, 31689 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [14452 Valid, 17237 Invalid, 0 Unknown, 0 Unchecked, 25.0s Time] [2021-12-28 04:06:50,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14337 states. [2021-12-28 04:06:51,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14337 to 11662. [2021-12-28 04:06:51,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11662 states, 8371 states have (on average 1.4095090192330666) internal successors, (11799), 8681 states have internal predecessors, (11799), 2645 states have call successors, (2645), 536 states have call predecessors, (2645), 645 states have return successors, (3862), 2583 states have call predecessors, (3862), 2644 states have call successors, (3862) [2021-12-28 04:06:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11662 states to 11662 states and 18306 transitions. [2021-12-28 04:06:51,242 INFO L78 Accepts]: Start accepts. Automaton has 11662 states and 18306 transitions. Word has length 107 [2021-12-28 04:06:51,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:06:51,243 INFO L470 AbstractCegarLoop]: Abstraction has 11662 states and 18306 transitions. [2021-12-28 04:06:51,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2021-12-28 04:06:51,244 INFO L276 IsEmpty]: Start isEmpty. Operand 11662 states and 18306 transitions. [2021-12-28 04:06:51,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-12-28 04:06:51,251 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:06:51,251 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:51,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:06:51,252 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:06:51,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:06:51,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1130693809, now seen corresponding path program 1 times [2021-12-28 04:06:51,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:06:51,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631532233] [2021-12-28 04:06:51,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:06:51,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:06:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:06:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 04:06:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 04:06:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 04:06:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 04:06:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 04:06:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 04:06:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 04:06:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:06:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 04:06:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-28 04:06:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-28 04:06:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-28 04:06:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 04:06:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-28 04:06:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:06:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-28 04:06:51,639 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:06:51,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631532233] [2021-12-28 04:06:51,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631532233] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:06:51,640 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:06:51,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-28 04:06:51,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449492816] [2021-12-28 04:06:51,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:06:51,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-28 04:06:51,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:06:51,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-28 04:06:51,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-28 04:06:51,642 INFO L87 Difference]: Start difference. First operand 11662 states and 18306 transitions. Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15)