./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6c9ee3b8d3e77b5390ed1936207d79ee0d80fba183e0586388b787d2e227c15f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:24:09,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:24:09,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:24:09,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:24:09,658 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:24:09,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:24:09,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:24:09,685 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:24:09,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:24:09,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:24:09,687 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:24:09,688 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:24:09,688 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:24:09,689 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:24:09,690 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:24:09,690 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:24:09,691 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:24:09,691 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:24:09,692 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:24:09,693 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:24:09,693 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:24:09,698 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:24:09,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:24:09,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:24:09,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:24:09,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:24:09,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:24:09,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:24:09,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:24:09,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:24:09,703 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:24:09,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:24:09,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:24:09,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:24:09,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:09,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:24:09,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:24:09,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:24:09,706 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:24:09,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:24:09,707 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:24:09,708 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:24:09,708 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:24:09,708 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:24:09,709 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c9ee3b8d3e77b5390ed1936207d79ee0d80fba183e0586388b787d2e227c15f [2023-11-23 21:24:10,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:24:10,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:24:10,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:24:10,111 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:24:10,111 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:24:10,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i [2023-11-23 21:24:13,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:24:14,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:24:14,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i [2023-11-23 21:24:14,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/data/8681d5a57/e647293e1b544c6bb941586e441ba387/FLAG6446ba4d1 [2023-11-23 21:24:14,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/data/8681d5a57/e647293e1b544c6bb941586e441ba387 [2023-11-23 21:24:14,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:24:14,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:24:14,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:14,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:24:14,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:24:14,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2f6014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14, skipping insertion in model container [2023-11-23 21:24:14,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,458 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:24:15,046 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2367] [2023-11-23 21:24:15,051 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2368-2369] [2023-11-23 21:24:15,328 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i[76333,76346] [2023-11-23 21:24:15,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:16,053 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:24:16,146 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2367] [2023-11-23 21:24:16,147 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2368-2369] [2023-11-23 21:24:16,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [2449] [2023-11-23 21:24:16,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2526] [2023-11-23 21:24:16,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2534] [2023-11-23 21:24:16,164 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i[76333,76346] [2023-11-23 21:24:16,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:16,606 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:16,616 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:24:16,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16 WrapperNode [2023-11-23 21:24:16,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:16,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:16,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:24:16,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:24:16,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:16,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:16,875 INFO L138 Inliner]: procedures = 183, calls = 1771, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 2895 [2023-11-23 21:24:16,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:16,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:24:16,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:24:16,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:24:16,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:16,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:16,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:16,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:17,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:17,086 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:17,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:17,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:17,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:24:17,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:24:17,145 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:24:17,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:24:17,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (1/1) ... [2023-11-23 21:24:17,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:17,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:17,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:24:17,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0161088e-1399-4f34-8315-aecbd21266d6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:24:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:24:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:24:17,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:24:17,241 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:24:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:24:17,241 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2023-11-23 21:24:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2023-11-23 21:24:17,241 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2023-11-23 21:24:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2023-11-23 21:24:17,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:24:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:24:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:24:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:24:17,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:24:17,244 INFO L130 BoogieDeclarations]: Found specification of procedure send_argument [2023-11-23 21:24:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure send_argument [2023-11-23 21:24:17,244 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_pm_resume [2023-11-23 21:24:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_pm_resume [2023-11-23 21:24:17,246 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_get_lower_bound [2023-11-23 21:24:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_get_lower_bound [2023-11-23 21:24:17,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:24:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:24:17,247 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_get_entry_by_key [2023-11-23 21:24:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_get_entry_by_key [2023-11-23 21:24:17,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:24:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:24:17,248 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_release_accelerometer [2023-11-23 21:24:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_release_accelerometer [2023-11-23 21:24:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:24:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:24:17,250 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:24:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:24:17,250 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_device_init [2023-11-23 21:24:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_device_init [2023-11-23 21:24:17,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:24:17,251 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_release_light_sensor [2023-11-23 21:24:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_release_light_sensor [2023-11-23 21:24:17,251 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:24:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:24:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:24:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:24:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-11-23 21:24:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-11-23 21:24:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:24:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:24:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_destroy_nodes [2023-11-23 21:24:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_destroy_nodes [2023-11-23 21:24:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 21:24:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 21:24:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:24:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:24:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_calibrate [2023-11-23 21:24:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_calibrate [2023-11-23 21:24:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure read_smc [2023-11-23 21:24:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smc [2023-11-23 21:24:17,256 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_get_entry_by_index [2023-11-23 21:24:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_get_entry_by_index [2023-11-23 21:24:17,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:24:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_release_key_backlight [2023-11-23 21:24:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_release_key_backlight [2023-11-23 21:24:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_read_key [2023-11-23 21:24:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_read_key [2023-11-23 21:24:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-23 21:24:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-23 21:24:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:24:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_read_s16 [2023-11-23 21:24:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_read_s16 [2023-11-23 21:24:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_read_entry [2023-11-23 21:24:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_read_entry [2023-11-23 21:24:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:24:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:24:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:24:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:24:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2023-11-23 21:24:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2023-11-23 21:24:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:24:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:24:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_polled_device [2023-11-23 21:24:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_polled_device [2023-11-23 21:24:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 21:24:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 21:24:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-23 21:24:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-23 21:24:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_write_key [2023-11-23 21:24:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_write_key [2023-11-23 21:24:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:24:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:24:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:24:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:24:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure send_byte [2023-11-23 21:24:17,263 INFO L138 BoogieDeclarations]: Found implementation of procedure send_byte [2023-11-23 21:24:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:24:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:24:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_create_nodes [2023-11-23 21:24:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_create_nodes [2023-11-23 21:24:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 21:24:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 21:24:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:24:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:24:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_init_smcreg [2023-11-23 21:24:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_init_smcreg [2023-11-23 21:24:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_has_key [2023-11-23 21:24:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_has_key [2023-11-23 21:24:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:24:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_destroy_smcreg [2023-11-23 21:24:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_destroy_smcreg [2023-11-23 21:24:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:24:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:24:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:24:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:24:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:24:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:24:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:24:17,773 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:24:17,777 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:24:18,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:24:28,504 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:24:29,468 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:24:29,468 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:24:29,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:29 BoogieIcfgContainer [2023-11-23 21:24:29,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:24:29,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:24:29,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:24:29,478 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:24:29,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:24:14" (1/3) ... [2023-11-23 21:24:29,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6871210e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:29, skipping insertion in model container [2023-11-23 21:24:29,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:16" (2/3) ... [2023-11-23 21:24:29,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6871210e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:29, skipping insertion in model container [2023-11-23 21:24:29,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:29" (3/3) ... [2023-11-23 21:24:29,484 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i [2023-11-23 21:24:29,505 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:24:29,505 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:24:29,598 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:24:29,607 INFO L357 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5c43a164, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:24:29,608 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:24:29,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 600 states, 378 states have (on average 1.3862433862433863) internal successors, (524), 400 states have internal predecessors, (524), 173 states have call successors, (173), 48 states have call predecessors, (173), 47 states have return successors, (167), 167 states have call predecessors, (167), 167 states have call successors, (167) [2023-11-23 21:24:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 21:24:29,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:29,663 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:29,666 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:29,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:29,675 INFO L85 PathProgramCache]: Analyzing trace with hash -56638143, now seen corresponding path program 1 times [2023-11-23 21:24:29,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:29,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320274429] [2023-11-23 21:24:29,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:29,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms