./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 04:08:11,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:08:11,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:08:11,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:08:11,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:08:11,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:08:11,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:08:11,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:08:11,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:08:11,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:08:11,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:08:11,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:08:11,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:08:11,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:08:11,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:08:11,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:08:11,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:08:11,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:08:11,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:08:11,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:08:11,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:08:11,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:08:11,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:08:11,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:08:11,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:08:11,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:08:11,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:08:11,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:08:11,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:08:11,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:08:11,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:08:11,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:08:11,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:08:11,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:08:11,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:08:11,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:08:11,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:08:11,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:08:11,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:08:11,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:08:11,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:08:11,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:08:11,887 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:08:11,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:08:11,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:08:11,888 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:08:11,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:08:11,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:08:11,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:08:11,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:08:11,890 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:08:11,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:08:11,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:08:11,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:08:11,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:08:11,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:08:11,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:08:11,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:08:11,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:08:11,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:08:11,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:08:11,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:08:11,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:08:11,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:08:11,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:08:11,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:08:11,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:08:11,893 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:08:11,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:08:11,893 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:08:11,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:08:11,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:08:11,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:08:11,894 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecdcd8edc073d3f84552ba11829c64f005a40ec1d9c17a2301c9d20c3971656 [2021-12-16 04:08:12,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:08:12,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:08:12,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:08:12,109 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:08:12,110 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:08:12,111 INFO L432 ainManager$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 [2021-12-16 04:08:12,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/618f3622d/874d44c44029429ea92a3661542ddb1c/FLAGeeb6450e4 [2021-12-16 04:08:12,763 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:08:12,764 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 [2021-12-16 04:08:12,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/618f3622d/874d44c44029429ea92a3661542ddb1c/FLAGeeb6450e4 [2021-12-16 04:08:13,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/618f3622d/874d44c44029429ea92a3661542ddb1c [2021-12-16 04:08:13,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:08:13,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:08:13,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:08:13,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:08:13,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:08:13,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:08:13" (1/1) ... [2021-12-16 04:08:13,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b6bc937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:13, skipping insertion in model container [2021-12-16 04:08:13,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:08:13" (1/1) ... [2021-12-16 04:08:13,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:08:13,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:08:13,632 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] [2021-12-16 04:08:13,633 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] [2021-12-16 04:08:13,634 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] [2021-12-16 04:08:13,634 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2021-12-16 04:08:13,634 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2021-12-16 04:08:13,634 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2021-12-16 04:08:13,638 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] [2021-12-16 04:08:13,638 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] [2021-12-16 04:08:13,639 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] [2021-12-16 04:08:13,639 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2021-12-16 04:08:13,639 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2021-12-16 04:08:13,640 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2021-12-16 04:08:13,852 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] [2021-12-16 04:08:14,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:08:14,916 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:08:14,962 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] [2021-12-16 04:08:14,962 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] [2021-12-16 04:08:14,963 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] [2021-12-16 04:08:14,963 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2021-12-16 04:08:14,963 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2021-12-16 04:08:14,963 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2021-12-16 04:08:14,964 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] [2021-12-16 04:08:14,964 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] [2021-12-16 04:08:14,964 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] [2021-12-16 04:08:14,964 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2021-12-16 04:08:14,965 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2021-12-16 04:08:14,965 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2021-12-16 04:08:14,973 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] [2021-12-16 04:08:15,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:08:15,318 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:08:15,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15 WrapperNode [2021-12-16 04:08:15,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:08:15,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:08:15,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:08:15,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:08:15,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,564 INFO L137 Inliner]: procedures = 348, calls = 3212, calls flagged for inlining = 148, calls inlined = 148, statements flattened = 6697 [2021-12-16 04:08:15,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:08:15,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:08:15,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:08:15,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:08:15,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:08:15,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:08:15,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:08:15,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:08:15,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (1/1) ... [2021-12-16 04:08:15,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:08:15,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:08:15,876 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) [2021-12-16 04:08:15,899 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 [2021-12-16 04:08:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2021-12-16 04:08:15,917 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2021-12-16 04:08:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-16 04:08:15,918 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-16 04:08:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2021-12-16 04:08:15,918 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2021-12-16 04:08:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2021-12-16 04:08:15,918 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2021-12-16 04:08:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2021-12-16 04:08:15,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2021-12-16 04:08:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:08:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2021-12-16 04:08:15,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2021-12-16 04:08:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:08:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-16 04:08:15,919 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-16 04:08:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2021-12-16 04:08:15,919 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2021-12-16 04:08:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:08:15,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:08:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2021-12-16 04:08:15,920 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2021-12-16 04:08:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2021-12-16 04:08:15,920 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2021-12-16 04:08:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-16 04:08:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-16 04:08:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2021-12-16 04:08:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2021-12-16 04:08:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:08:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:08:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2021-12-16 04:08:15,922 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2021-12-16 04:08:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2021-12-16 04:08:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2021-12-16 04:08:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2021-12-16 04:08:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2021-12-16 04:08:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2021-12-16 04:08:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2021-12-16 04:08:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2021-12-16 04:08:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2021-12-16 04:08:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2021-12-16 04:08:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2021-12-16 04:08:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2021-12-16 04:08:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2021-12-16 04:08:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2021-12-16 04:08:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2021-12-16 04:08:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2021-12-16 04:08:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2021-12-16 04:08:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2021-12-16 04:08:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2021-12-16 04:08:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-16 04:08:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-16 04:08:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 04:08:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 04:08:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2021-12-16 04:08:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2021-12-16 04:08:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-12-16 04:08:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-12-16 04:08:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-16 04:08:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-16 04:08:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:08:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:08:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-16 04:08:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-16 04:08:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2021-12-16 04:08:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2021-12-16 04:08:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2021-12-16 04:08:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2021-12-16 04:08:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 04:08:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 04:08:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2021-12-16 04:08:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2021-12-16 04:08:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2021-12-16 04:08:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2021-12-16 04:08:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2021-12-16 04:08:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2021-12-16 04:08:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2021-12-16 04:08:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2021-12-16 04:08:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2021-12-16 04:08:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2021-12-16 04:08:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2021-12-16 04:08:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2021-12-16 04:08:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2021-12-16 04:08:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2021-12-16 04:08:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2021-12-16 04:08:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2021-12-16 04:08:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2021-12-16 04:08:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2021-12-16 04:08:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2021-12-16 04:08:15,932 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2021-12-16 04:08:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-16 04:08:15,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-16 04:08:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:08:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-16 04:08:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-16 04:08:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2021-12-16 04:08:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2021-12-16 04:08:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:08:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2021-12-16 04:08:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2021-12-16 04:08:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-16 04:08:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-16 04:08:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2021-12-16 04:08:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2021-12-16 04:08:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 04:08:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 04:08:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-12-16 04:08:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-12-16 04:08:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 04:08:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 04:08:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-16 04:08:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-16 04:08:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-16 04:08:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-16 04:08:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:08:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:08:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2021-12-16 04:08:15,943 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2021-12-16 04:08:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2021-12-16 04:08:15,943 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2021-12-16 04:08:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2021-12-16 04:08:15,943 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2021-12-16 04:08:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-12-16 04:08:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-16 04:08:15,944 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-16 04:08:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2021-12-16 04:08:15,944 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2021-12-16 04:08:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-16 04:08:15,944 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-16 04:08:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2021-12-16 04:08:15,944 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2021-12-16 04:08:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2021-12-16 04:08:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2021-12-16 04:08:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2021-12-16 04:08:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2021-12-16 04:08:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-16 04:08:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-16 04:08:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2021-12-16 04:08:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2021-12-16 04:08:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2021-12-16 04:08:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2021-12-16 04:08:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2021-12-16 04:08:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2021-12-16 04:08:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2021-12-16 04:08:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2021-12-16 04:08:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:08:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 04:08:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 04:08:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2021-12-16 04:08:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2021-12-16 04:08:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2021-12-16 04:08:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2021-12-16 04:08:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-16 04:08:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-16 04:08:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-16 04:08:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-16 04:08:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-16 04:08:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-16 04:08:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2021-12-16 04:08:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2021-12-16 04:08:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-16 04:08:15,948 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-16 04:08:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:08:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2021-12-16 04:08:15,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2021-12-16 04:08:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-16 04:08:15,948 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-16 04:08:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2021-12-16 04:08:15,948 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2021-12-16 04:08:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:08:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2021-12-16 04:08:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2021-12-16 04:08:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2021-12-16 04:08:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2021-12-16 04:08:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-16 04:08:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-16 04:08:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2021-12-16 04:08:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2021-12-16 04:08:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2021-12-16 04:08:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2021-12-16 04:08:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:08:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:08:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-16 04:08:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-16 04:08:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-16 04:08:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-16 04:08:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2021-12-16 04:08:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2021-12-16 04:08:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2021-12-16 04:08:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2021-12-16 04:08:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2021-12-16 04:08:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2021-12-16 04:08:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2021-12-16 04:08:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2021-12-16 04:08:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-16 04:08:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-16 04:08:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:08:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:08:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2021-12-16 04:08:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2021-12-16 04:08:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2021-12-16 04:08:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2021-12-16 04:08:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2021-12-16 04:08:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2021-12-16 04:08:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-16 04:08:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-16 04:08:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:08:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2021-12-16 04:08:15,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2021-12-16 04:08:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2021-12-16 04:08:15,953 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2021-12-16 04:08:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:08:15,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:08:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2021-12-16 04:08:15,953 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2021-12-16 04:08:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2021-12-16 04:08:15,954 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2021-12-16 04:08:15,954 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2021-12-16 04:08:15,954 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2021-12-16 04:08:15,954 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-16 04:08:15,954 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-16 04:08:15,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:08:15,958 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2021-12-16 04:08:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2021-12-16 04:08:15,958 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2021-12-16 04:08:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2021-12-16 04:08:15,958 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-16 04:08:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-16 04:08:15,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:08:15,958 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-16 04:08:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-16 04:08:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2021-12-16 04:08:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2021-12-16 04:08:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2021-12-16 04:08:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2021-12-16 04:08:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 04:08:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 04:08:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2021-12-16 04:08:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2021-12-16 04:08:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:08:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 04:08:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-16 04:08:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-16 04:08:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:08:15,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:08:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-16 04:08:15,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-16 04:08:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2021-12-16 04:08:15,961 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2021-12-16 04:08:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-16 04:08:15,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-16 04:08:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2021-12-16 04:08:15,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2021-12-16 04:08:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2021-12-16 04:08:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2021-12-16 04:08:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-16 04:08:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-16 04:08:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2021-12-16 04:08:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2021-12-16 04:08:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2021-12-16 04:08:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2021-12-16 04:08:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2021-12-16 04:08:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2021-12-16 04:08:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2021-12-16 04:08:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2021-12-16 04:08:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2021-12-16 04:08:15,963 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2021-12-16 04:08:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2021-12-16 04:08:15,963 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2021-12-16 04:08:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2021-12-16 04:08:15,963 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2021-12-16 04:08:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-16 04:08:15,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-16 04:08:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2021-12-16 04:08:15,963 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2021-12-16 04:08:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:08:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-16 04:08:15,964 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-16 04:08:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-16 04:08:15,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-16 04:08:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2021-12-16 04:08:15,964 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2021-12-16 04:08:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2021-12-16 04:08:15,964 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2021-12-16 04:08:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:08:15,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:08:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-16 04:08:15,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-16 04:08:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-16 04:08:15,965 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-16 04:08:16,800 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:08:16,822 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:08:17,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:08:20,466 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:08:20,488 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:08:20,489 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-16 04:08:20,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:08:20 BoogieIcfgContainer [2021-12-16 04:08:20,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:08:20,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:08:20,494 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:08:20,498 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:08:20,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:08:13" (1/3) ... [2021-12-16 04:08:20,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de577b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:08:20, skipping insertion in model container [2021-12-16 04:08:20,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:08:15" (2/3) ... [2021-12-16 04:08:20,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de577b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:08:20, skipping insertion in model container [2021-12-16 04:08:20,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:08:20" (3/3) ... [2021-12-16 04:08:20,501 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2021-12-16 04:08:20,506 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:08:20,506 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 04:08:20,554 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:08:20,562 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 [2021-12-16 04:08:20,562 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 04:08:20,620 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) [2021-12-16 04:08:20,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-12-16 04:08:20,628 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:08:20,629 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] [2021-12-16 04:08:20,629 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:08:20,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:08:20,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1611012063, now seen corresponding path program 1 times [2021-12-16 04:08:20,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:08:20,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093675198] [2021-12-16 04:08:20,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:08:20,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:08:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:08:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 04:08:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:08:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 04:08:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 04:08:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 04:08:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 04:08:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 04:08:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:08:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 04:08:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-16 04:08:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-16 04:08:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-16 04:08:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:08:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-16 04:08:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:21,375 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-16 04:08:21,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:08:21,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093675198] [2021-12-16 04:08:21,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093675198] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:08:21,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:08:21,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-16 04:08:21,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458644836] [2021-12-16 04:08:21,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:08:21,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-16 04:08:21,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:08:21,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-16 04:08:21,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-16 04:08:21,416 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) [2021-12-16 04:08:49,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:08:49,513 INFO L93 Difference]: Finished difference Result 17082 states and 29031 transitions. [2021-12-16 04:08:49,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-16 04:08:49,532 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 [2021-12-16 04:08:49,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:08:49,667 INFO L225 Difference]: With dead ends: 17082 [2021-12-16 04:08:49,667 INFO L226 Difference]: Without dead ends: 14337 [2021-12-16 04:08:49,714 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 [2021-12-16 04:08:49,719 INFO L933 BasicCegarLoop]: 6367 mSDtfsCounter, 23409 mSDsluCounter, 14235 mSDsCounter, 0 mSdLazyCounter, 16304 mSolverCounterSat, 14398 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24676 SdHoareTripleChecker+Valid, 20602 SdHoareTripleChecker+Invalid, 30702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 14398 IncrementalHoareTripleChecker+Valid, 16304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.6s IncrementalHoareTripleChecker+Time [2021-12-16 04:08:49,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24676 Valid, 20602 Invalid, 30702 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [14398 Valid, 16304 Invalid, 0 Unknown, 0 Unchecked, 26.6s Time] [2021-12-16 04:08:49,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14337 states. [2021-12-16 04:08:50,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14337 to 11662. [2021-12-16 04:08:50,305 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) [2021-12-16 04:08:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11662 states to 11662 states and 18306 transitions. [2021-12-16 04:08:50,406 INFO L78 Accepts]: Start accepts. Automaton has 11662 states and 18306 transitions. Word has length 107 [2021-12-16 04:08:50,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:08:50,409 INFO L470 AbstractCegarLoop]: Abstraction has 11662 states and 18306 transitions. [2021-12-16 04:08:50,409 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) [2021-12-16 04:08:50,409 INFO L276 IsEmpty]: Start isEmpty. Operand 11662 states and 18306 transitions. [2021-12-16 04:08:50,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-12-16 04:08:50,416 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:08:50,416 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] [2021-12-16 04:08:50,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:08:50,417 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:08:50,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:08:50,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1130693809, now seen corresponding path program 1 times [2021-12-16 04:08:50,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:08:50,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978691422] [2021-12-16 04:08:50,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:08:50,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:08:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:08:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 04:08:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:08:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 04:08:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 04:08:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 04:08:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 04:08:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 04:08:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:08:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 04:08:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-16 04:08:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-16 04:08:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-16 04:08:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:08:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-16 04:08:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:08:50,909 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-16 04:08:50,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:08:50,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978691422] [2021-12-16 04:08:50,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978691422] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:08:50,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:08:50,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-16 04:08:50,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833228373] [2021-12-16 04:08:50,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:08:50,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-16 04:08:50,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:08:50,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-16 04:08:50,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-16 04:08:50,913 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)