./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--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_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/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_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/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_299b627e-4eaa-4674-badb-271db1beee76/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 9fa9a116c65e181b2439dd2b2c2873427a3e35414c05ff14dcd571e0747c2ab8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:15:15,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:15:16,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:15:16,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:15:16,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:15:16,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:15:16,132 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:15:16,132 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:15:16,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:15:16,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:15:16,134 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:15:16,135 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:15:16,136 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:15:16,136 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:15:16,137 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:15:16,138 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:15:16,138 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:15:16,139 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:15:16,139 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:15:16,140 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:15:16,140 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:15:16,141 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:15:16,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:15:16,143 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:15:16,143 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:15:16,144 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:15:16,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:15:16,145 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:15:16,145 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:15:16,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:15:16,147 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:15:16,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:15:16,148 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:15:16,148 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:15:16,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:16,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:15:16,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:15:16,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:15:16,150 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:15:16,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:15:16,151 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:15:16,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:15:16,151 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:15:16,152 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:15:16,152 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_299b627e-4eaa-4674-badb-271db1beee76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fa9a116c65e181b2439dd2b2c2873427a3e35414c05ff14dcd571e0747c2ab8 [2023-11-23 21:15:16,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:15:16,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:15:16,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:15:16,490 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:15:16,490 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:15:16,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i [2023-11-23 21:15:19,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:15:20,177 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:15:20,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i [2023-11-23 21:15:20,220 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/data/930c0c842/d75372aa8e874bd38a5ee8a6101b60d8/FLAGf2b06fcb9 [2023-11-23 21:15:20,236 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/data/930c0c842/d75372aa8e874bd38a5ee8a6101b60d8 [2023-11-23 21:15:20,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:15:20,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:15:20,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:20,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:15:20,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:15:20,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:20" (1/1) ... [2023-11-23 21:15:20,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64adcda0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:20, skipping insertion in model container [2023-11-23 21:15:20,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:20" (1/1) ... [2023-11-23 21:15:20,392 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:15:22,175 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_299b627e-4eaa-4674-badb-271db1beee76/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i[194089,194102] [2023-11-23 21:15:22,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:22,412 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:15:22,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [3435] [2023-11-23 21:15:22,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3627] [2023-11-23 21:15:22,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3635] [2023-11-23 21:15:22,732 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_299b627e-4eaa-4674-badb-271db1beee76/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i[194089,194102] [2023-11-23 21:15:22,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:22,883 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:15:22,891 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:15:22,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22 WrapperNode [2023-11-23 21:15:22,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:22,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:22,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:15:22,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:15:22,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,122 INFO L138 Inliner]: procedures = 255, calls = 1924, calls flagged for inlining = 83, calls inlined = 73, statements flattened = 3184 [2023-11-23 21:15:23,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:23,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:15:23,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:15:23,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:15:23,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:15:23,378 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:15:23,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:15:23,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:15:23,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (1/1) ... [2023-11-23 21:15:23,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:23,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:15:23,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:15:23,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299b627e-4eaa-4674-badb-271db1beee76/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:15:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:15:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:15:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:15:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:15:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2023-11-23 21:15:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2023-11-23 21:15:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:15:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:15:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:15:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:15:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:15:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:15:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure send_argument [2023-11-23 21:15:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure send_argument [2023-11-23 21:15:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_pm_resume [2023-11-23 21:15:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_pm_resume [2023-11-23 21:15:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_get_lower_bound [2023-11-23 21:15:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_get_lower_bound [2023-11-23 21:15:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:15:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:15:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_release_accelerometer [2023-11-23 21:15:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_release_accelerometer [2023-11-23 21:15:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-23 21:15:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-23 21:15:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:15:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:15:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_release_light_sensor [2023-11-23 21:15:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_release_light_sensor [2023-11-23 21:15:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:15:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:15:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_applesmc_registers [2023-11-23 21:15:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_applesmc_registers [2023-11-23 21:15:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 21:15:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 21:15:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:15:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:15:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_calibrate [2023-11-23 21:15:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_calibrate [2023-11-23 21:15:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_release_key_backlight [2023-11-23 21:15:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_release_key_backlight [2023-11-23 21:15:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-23 21:15:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-23 21:15:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-23 21:15:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-23 21:15:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_read_entry [2023-11-23 21:15:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_read_entry [2023-11-23 21:15:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:15:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:15:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:15:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-11-23 21:15:23,530 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-11-23 21:15:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:15:23,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:15:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_remove_4 [2023-11-23 21:15:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_remove_4 [2023-11-23 21:15:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-23 21:15:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-23 21:15:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_write_key [2023-11-23 21:15:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_write_key [2023-11-23 21:15:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:15:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:15:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_backlight_set [2023-11-23 21:15:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_backlight_set [2023-11-23 21:15:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:15:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:15:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure send_byte [2023-11-23 21:15:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure send_byte [2023-11-23 21:15:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-23 21:15:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-23 21:15:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:15:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:15:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_init_smcreg [2023-11-23 21:15:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_init_smcreg [2023-11-23 21:15:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_has_key [2023-11-23 21:15:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_has_key [2023-11-23 21:15:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:15:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:15:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2023-11-23 21:15:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2023-11-23 21:15:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:15:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:15:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:15:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_get_entry_by_key [2023-11-23 21:15:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_get_entry_by_key [2023-11-23 21:15:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:15:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:15:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:15:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:15:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_device_init [2023-11-23 21:15:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_device_init [2023-11-23 21:15:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:15:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-11-23 21:15:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-11-23 21:15:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_destroy_nodes [2023-11-23 21:15:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_destroy_nodes [2023-11-23 21:15:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:15:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:15:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure read_smc [2023-11-23 21:15:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smc [2023-11-23 21:15:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_get_entry_by_index [2023-11-23 21:15:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_get_entry_by_index [2023-11-23 21:15:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:15:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_read_key [2023-11-23 21:15:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_read_key [2023-11-23 21:15:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:15:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_read_s16 [2023-11-23 21:15:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_read_s16 [2023-11-23 21:15:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:15:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:15:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_probe [2023-11-23 21:15:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_probe [2023-11-23 21:15:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:15:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2023-11-23 21:15:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2023-11-23 21:15:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_polled_device [2023-11-23 21:15:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_polled_device [2023-11-23 21:15:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 21:15:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 21:15:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_applesmc_registers [2023-11-23 21:15:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_applesmc_registers [2023-11-23 21:15:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-11-23 21:15:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-11-23 21:15:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_pm_restore [2023-11-23 21:15:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_pm_restore [2023-11-23 21:15:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:15:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:15:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_create_nodes [2023-11-23 21:15:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_create_nodes [2023-11-23 21:15:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:15:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure applesmc_destroy_smcreg [2023-11-23 21:15:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure applesmc_destroy_smcreg [2023-11-23 21:15:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:15:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:15:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:15:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:15:24,022 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:15:24,027 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:15:24,252 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:15:34,004 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:15:35,093 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:15:35,093 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:15:35,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:35 BoogieIcfgContainer [2023-11-23 21:15:35,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:15:35,099 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:15:35,102 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:15:35,105 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:15:35,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:15:20" (1/3) ... [2023-11-23 21:15:35,107 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a820e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:35, skipping insertion in model container [2023-11-23 21:15:35,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:22" (2/3) ... [2023-11-23 21:15:35,109 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a820e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:35, skipping insertion in model container [2023-11-23 21:15:35,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:35" (3/3) ... [2023-11-23 21:15:35,111 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--applesmc.ko-entry_point.cil.out.i [2023-11-23 21:15:35,130 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:15:35,135 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:15:35,208 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:15:35,215 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;@3e5e332e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:15:35,216 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:15:35,223 INFO L276 IsEmpty]: Start isEmpty. Operand has 693 states, 432 states have (on average 1.3912037037037037) internal successors, (601), 464 states have internal predecessors, (601), 201 states have call successors, (201), 59 states have call predecessors, (201), 58 states have return successors, (194), 194 states have call predecessors, (194), 194 states have call successors, (194) [2023-11-23 21:15:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 21:15:35,241 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:35,242 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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] [2023-11-23 21:15:35,242 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:35,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:35,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1680261736, now seen corresponding path program 1 times [2023-11-23 21:15:35,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:15:35,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981858489] [2023-11-23 21:15:35,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:35,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms