./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/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_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/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_56ca65ab-b5be-4e06-9923-992448d12404/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 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:21,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:21,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:19:21,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:21,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:21,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:21,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:21,594 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:21,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:21,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:21,596 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:21,597 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:21,597 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:21,598 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:19:21,599 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:21,599 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:21,600 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:19:21,600 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:19:21,601 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:21,602 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:19:21,602 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:19:21,603 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:19:21,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:21,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:21,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:19:21,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:21,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:21,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:21,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:21,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:21,608 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:21,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:21,609 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:21,609 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:21,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:21,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:21,611 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:21,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:21,612 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:19:21,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:19:21,612 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:21,613 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:21,613 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:21,614 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:21,614 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_56ca65ab-b5be-4e06-9923-992448d12404/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2023-11-23 21:19:21,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:21,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:21,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:21,993 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:21,993 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:21,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-23 21:19:25,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:25,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:25,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-23 21:19:25,552 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data/733d19a89/d82c371220784c52971c505963be73af/FLAG3d45f02b4 [2023-11-23 21:19:25,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data/733d19a89/d82c371220784c52971c505963be73af [2023-11-23 21:19:25,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:25,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:25,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:25,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:25,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:25,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75bd0ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25, skipping insertion in model container [2023-11-23 21:19:25,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,653 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:26,144 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_56ca65ab-b5be-4e06-9923-992448d12404/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-23 21:19:26,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:26,178 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:26,332 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_56ca65ab-b5be-4e06-9923-992448d12404/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-23 21:19:26,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:26,387 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:26,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26 WrapperNode [2023-11-23 21:19:26,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:26,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:26,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:26,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:26,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,492 INFO L138 Inliner]: procedures = 75, calls = 161, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 516 [2023-11-23 21:19:26,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:26,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:26,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:26,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:26,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:26,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:26,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:26,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:26,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:26,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:26,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:26,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-11-23 21:19:26,695 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-11-23 21:19:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:19:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:19:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:19:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:19:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 21:19:26,698 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 21:19:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:19:26,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:19:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:19:26,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:19:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-11-23 21:19:26,699 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-11-23 21:19:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:19:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:19:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-23 21:19:26,701 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-23 21:19:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-23 21:19:26,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-23 21:19:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-11-23 21:19:26,702 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-11-23 21:19:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:19:26,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:19:26,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:19:26,704 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-11-23 21:19:26,704 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-11-23 21:19:26,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:26,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-23 21:19:26,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-23 21:19:26,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:19:26,705 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-23 21:19:26,705 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-23 21:19:26,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:26,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:26,707 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:19:26,707 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:19:26,954 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:26,957 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:27,666 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:27,793 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:27,793 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 21:19:27,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:27 BoogieIcfgContainer [2023-11-23 21:19:27,795 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:27,797 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:27,797 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:27,801 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:27,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:25" (1/3) ... [2023-11-23 21:19:27,802 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ca72c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:27, skipping insertion in model container [2023-11-23 21:19:27,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (2/3) ... [2023-11-23 21:19:27,802 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ca72c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:27, skipping insertion in model container [2023-11-23 21:19:27,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:27" (3/3) ... [2023-11-23 21:19:27,804 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-23 21:19:27,828 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:27,828 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:27,889 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:27,895 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;@699e7aae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:27,896 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 83 states have (on average 1.3253012048192772) internal successors, (110), 85 states have internal predecessors, (110), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:19:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 21:19:27,916 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:27,918 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:27,919 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:27,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:27,930 INFO L85 PathProgramCache]: Analyzing trace with hash 89970743, now seen corresponding path program 1 times [2023-11-23 21:19:27,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:27,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463207089] [2023-11-23 21:19:27,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:27,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:29,169 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 21:19:29,170 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:19:29,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463207089] [2023-11-23 21:19:29,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463207089] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:19:29,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1097400846] [2023-11-23 21:19:29,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:29,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:19:29,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:29,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:19:29,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:19:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:29,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-23 21:19:29,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 21:19:29,673 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:29,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1097400846] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:29,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:19:29,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2023-11-23 21:19:29,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848485748] [2023-11-23 21:19:29,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:29,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:19:29,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:19:29,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:19:29,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:29,731 INFO L87 Difference]: Start difference. First operand has 133 states, 83 states have (on average 1.3253012048192772) internal successors, (110), 85 states have internal predecessors, (110), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-23 21:19:29,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:29,973 INFO L93 Difference]: Finished difference Result 269 states and 368 transitions. [2023-11-23 21:19:29,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:19:29,976 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 58 [2023-11-23 21:19:29,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:29,987 INFO L225 Difference]: With dead ends: 269 [2023-11-23 21:19:29,987 INFO L226 Difference]: Without dead ends: 136 [2023-11-23 21:19:29,991 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:29,995 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 2 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:29,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 582 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:19:30,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-11-23 21:19:30,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 133. [2023-11-23 21:19:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 84 states have (on average 1.2738095238095237) internal successors, (107), 85 states have internal predecessors, (107), 34 states have call successors, (34), 13 states have call predecessors, (34), 14 states have return successors, (38), 35 states have call predecessors, (38), 34 states have call successors, (38) [2023-11-23 21:19:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 179 transitions. [2023-11-23 21:19:30,052 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 179 transitions. Word has length 58 [2023-11-23 21:19:30,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:30,053 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 179 transitions. [2023-11-23 21:19:30,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-23 21:19:30,054 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 179 transitions. [2023-11-23 21:19:30,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 21:19:30,058 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:30,059 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:30,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:19:30,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:19:30,276 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:30,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:30,277 INFO L85 PathProgramCache]: Analyzing trace with hash 760395663, now seen corresponding path program 1 times [2023-11-23 21:19:30,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:30,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393167051] [2023-11-23 21:19:30,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:30,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:30,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:19:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:30,548 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:19:30,549 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:19:30,550 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:19:30,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:19:30,556 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:19:30,560 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:19:30,633 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-23 21:19:30,637 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated [2023-11-23 21:19:30,638 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret27 [2023-11-23 21:19:30,646 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret128 [2023-11-23 21:19:30,648 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem81 [2023-11-23 21:19:30,650 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated [2023-11-23 21:19:30,650 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem81 [2023-11-23 21:19:30,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret82 could not be translated [2023-11-23 21:19:30,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret124 [2023-11-23 21:19:30,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem88 [2023-11-23 21:19:30,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated [2023-11-23 21:19:30,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret89 could not be translated [2023-11-23 21:19:30,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem88 [2023-11-23 21:19:30,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret95 could not be translated [2023-11-23 21:19:30,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-23 21:19:30,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:19:30 BoogieIcfgContainer [2023-11-23 21:19:30,690 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:19:30,691 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:19:30,691 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:19:30,692 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:19:30,692 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:27" (3/4) ... [2023-11-23 21:19:30,695 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:19:30,696 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:19:30,697 INFO L158 Benchmark]: Toolchain (without parser) took 5127.94ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 122.5MB in the beginning and 156.9MB in the end (delta: -34.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,698 INFO L158 Benchmark]: CDTParser took 1.52ms. Allocated memory is still 119.5MB. Free memory was 87.3MB in the beginning and 87.3MB in the end (delta: 31.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:30,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 817.90ms. Allocated memory is still 169.9MB. Free memory was 122.5MB in the beginning and 93.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.89ms. Allocated memory is still 169.9MB. Free memory was 93.2MB in the beginning and 89.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,700 INFO L158 Benchmark]: Boogie Preprocessor took 105.41ms. Allocated memory is still 169.9MB. Free memory was 89.0MB in the beginning and 84.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,700 INFO L158 Benchmark]: RCFGBuilder took 1196.46ms. Allocated memory is still 169.9MB. Free memory was 84.8MB in the beginning and 92.8MB in the end (delta: -8.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,701 INFO L158 Benchmark]: TraceAbstraction took 2893.34ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 92.8MB in the beginning and 156.9MB in the end (delta: -64.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:30,701 INFO L158 Benchmark]: Witness Printer took 4.97ms. Allocated memory is still 218.1MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:30,704 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52ms. Allocated memory is still 119.5MB. Free memory was 87.3MB in the beginning and 87.3MB in the end (delta: 31.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 817.90ms. Allocated memory is still 169.9MB. Free memory was 122.5MB in the beginning and 93.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.89ms. Allocated memory is still 169.9MB. Free memory was 93.2MB in the beginning and 89.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.41ms. Allocated memory is still 169.9MB. Free memory was 89.0MB in the beginning and 84.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1196.46ms. Allocated memory is still 169.9MB. Free memory was 84.8MB in the beginning and 92.8MB in the end (delta: -8.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2893.34ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 92.8MB in the beginning and 156.9MB in the end (delta: -64.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.97ms. Allocated memory is still 218.1MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret27 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret128 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem81 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem81 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret124 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem88 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem88 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1272]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 1150, overapproximation of bitwiseOr at line 865. Possible FailurePath: [L1150-L1152] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1174] int LDV_IN_INTERRUPT ; [L1317] int ldv_count_1 = 0; [L1318] int ldv_count_2 = 0; [L1326] int ldv_call_dev_attr_of_sensor_device_attribute = 0; [L1177] struct platform_device *var_group1 ; [L1178] int res_s3c_hwmon_probe_10 ; [L1179] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1180] int tmp ; [L1181] int tmp___0 ; [L1182] int tmp___1 ; [L1184] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1185] LDV_IN_INTERRUPT = 1 [L1186] FCALL ldv_initialize() [L1187] FCALL ldv_handler_precall() VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}] [L1188] CALL, EXPR s3c_hwmon_init() [L1155] int tmp ; [L1157] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1399] return __VERIFIER_nondet_int(); [L1157] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); [L1188] RET, EXPR s3c_hwmon_init() [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0, tmp___0=0, tmp___1=1] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1199] CALL s3c_hwmon_probe(var_group1) [L1020] struct s3c_hwmon_pdata *pdata ; [L1021] struct s3c_hwmon *hwmon ; [L1022] int ret ; [L1023] int i ; [L1024] void *tmp ; [L1025] struct lock_class_key __key ; [L1026] long tmp___0 ; [L1027] long tmp___1 ; [L1028] long tmp___2 ; [L1029] long tmp___3 ; [L1030] struct s3c_hwmon_chcfg *cfg ; [L1032] EXPR dev->dev.platform_data [L1032] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1033] ret = 0 VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, dev={4294967317:-14}, dev={4294967317:-14}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1039] CALL, EXPR kzalloc(800U, 208U) [L863] void *tmp ; [L865] EXPR flags | 32768U [L865] CALL, EXPR kmalloc(size, flags | 32768U) [L854] void *tmp___2 ; [L856] CALL, EXPR __kmalloc(size, flags) [L849] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L841] CALL, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={-18446744073709551615:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L841] RET, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={-18446744073709551615:0}, s3c_hwmon_driver={16:0}, size=800] [L841] CALL assume_abort_if_not(!ldv_is_err(res)) [L833] COND FALSE !(!cond) [L841] RET assume_abort_if_not(!ldv_is_err(res)) [L842] return res; VAL [LDV_IN_INTERRUPT=1, \old(size)=800, \result={-18446744073709551615:0}, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={-18446744073709551615:0}, s3c_hwmon_driver={16:0}, size=800] [L849] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, \old(t)=32768, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800, t=32768] [L849] return ldv_malloc(size); [L856] RET, EXPR __kmalloc(size, flags) [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); [L1039] RET, EXPR kzalloc(800U, 208U) [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, dev={4294967317:-14}, dev={4294967317:-14}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1046] CALL platform_set_drvdata(dev, (void *)hwmon) [L884] FCALL dev_set_drvdata(& pdev->dev, data) [L1046] RET platform_set_drvdata(dev, (void *)hwmon) [L1047] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1048] CALL, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1409] CALL, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(size)=0, \result={0:0}, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=0] [L1409] RET, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(arg3)=0, __this_module={4294967314:4294967301}, arg0={4294967317:-14}, arg0={4294967317:-14}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1409] return ldv_malloc(0UL); [L1048] RET, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, dev={4294967317:-14}, dev={4294967317:-14}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}] [L1049] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, dev={4294967317:-14}, dev={4294967317:-14}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L1057] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L915] return (0); [L1057] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L1062] CALL, EXPR hwmon_device_register(& dev->dev) [L1373] CALL, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(size)=1003, \result={0:0}, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=1003] [L1373] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, arg0={4294967317:-2}, arg0={4294967317:-2}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] RET, EXPR hwmon_device_register(& dev->dev) [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, dev={4294967317:-14}, dev={4294967317:-14}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}, tmp___1=0] [L1063] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, dev={4294967317:-14}, dev={4294967317:-14}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}, tmp___1=0] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, dev={4294967317:-14}, dev={4294967317:-14}, hwmon={-18446744073709551615:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}, tmp___1=0, tmp___3=0] [L1110] COND TRUE (unsigned int )i <= 7U [L1074] EXPR pdata->in[i] [L1074] cfg = pdata->in[i] [L1075] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1079] EXPR cfg->mult [L1079] COND TRUE cfg->mult > 65535U [L1080-L1081] CALL dev_warn((struct device const *)(& dev->dev), "channel %d multiplier too large\n", i) [L1367] return __VERIFIER_nondet_int(); [L1080-L1081] RET dev_warn((struct device const *)(& dev->dev), "channel %d multiplier too large\n", i) [L1084] EXPR cfg->div VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967314:4294967301}, cfg={19:-18}, dev={4294967317:-14}, dev={4294967317:-14}, hwmon={-18446744073709551615:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-17:18}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}, tmp___1=0, tmp___3=0] [L1084] COND FALSE !(cfg->div == 0U) [L1089] EXPR pdata->in[i] [L1089-L1090] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L977] struct sensor_device_attribute *attr ; [L978] int ret ; [L981] attr = & attrs->in [L982] attr->index = channel [L983] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L984] attr->dev_attr.attr.mode = 292U [L985] attr->dev_attr.show = & s3c_hwmon_ch_show [L986] CALL ldv_device_create_file_5(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1254] int tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={4294967317:-2}, ldv_func_arg1={4294967317:-2}, ldv_func_arg2={-18446744073709551615:168}, ldv_func_arg2={-18446744073709551615:168}, s3c_hwmon_driver={16:0}] [L1256] CALL ldv_device_create_file_dev_attr_of_sensor_device_attribute(ldv_func_arg2) VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1330] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1331] ldv_count_2 = ldv_count_2 + 1 [L1332] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967314:4294967301}, attr={-18446744073709551615:168}, attr={-18446744073709551615:168}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, s3c_hwmon_driver={16:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) [L1335] CALL ldv_error() [L1272] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967314:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, s3c_hwmon_driver={16:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 133 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 582 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 435 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 137 IncrementalHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 147 mSDtfsCounter, 137 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 162 SizeOfPredicates, 8 NumberOfNonLiveVariables, 623 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 32/36 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:19:30,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/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_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/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 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:33,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:33,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-23 21:19:33,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:33,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:33,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:33,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:33,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:33,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:33,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:33,651 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:33,652 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:33,652 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:33,654 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:33,654 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:33,655 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:33,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:33,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:33,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:33,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:33,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:33,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:33,659 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:19:33,659 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:19:33,660 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:19:33,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:33,661 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:33,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:33,661 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:19:33,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:33,663 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:33,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:33,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:33,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:33,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:33,665 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:19:33,665 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:33,665 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:33,666 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:33,667 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:33,667 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:33,667 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_56ca65ab-b5be-4e06-9923-992448d12404/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2023-11-23 21:19:34,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:34,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:34,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:34,095 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:34,096 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:34,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-23 21:19:37,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:37,655 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:37,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-23 21:19:37,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data/f505c6ede/3c7d58f5a583468a8a1aaa5f8473e804/FLAG0d704d61d [2023-11-23 21:19:37,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/data/f505c6ede/3c7d58f5a583468a8a1aaa5f8473e804 [2023-11-23 21:19:37,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:37,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:37,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:37,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:37,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:37,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8db74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37, skipping insertion in model container [2023-11-23 21:19:37,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:38,312 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_56ca65ab-b5be-4e06-9923-992448d12404/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-23 21:19:38,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:38,347 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 21:19:38,364 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:38,486 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_56ca65ab-b5be-4e06-9923-992448d12404/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-23 21:19:38,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:38,516 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:38,626 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_56ca65ab-b5be-4e06-9923-992448d12404/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-23 21:19:38,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:38,661 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:38,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38 WrapperNode [2023-11-23 21:19:38,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:38,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:38,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:38,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:38,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,731 INFO L138 Inliner]: procedures = 77, calls = 161, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 478 [2023-11-23 21:19:38,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:38,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:38,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:38,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:38,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:38,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:38,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:38,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:38,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (1/1) ... [2023-11-23 21:19:38,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:38,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:38,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:38,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-11-23 21:19:38,887 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-11-23 21:19:38,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:38,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:19:38,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:19:38,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 21:19:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:19:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 21:19:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 21:19:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:19:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:19:38,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:19:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:19:38,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 21:19:38,891 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-11-23 21:19:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-11-23 21:19:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:19:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 21:19:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:19:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-23 21:19:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-23 21:19:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-23 21:19:38,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-23 21:19:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:19:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-11-23 21:19:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-11-23 21:19:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:19:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:19:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-11-23 21:19:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-11-23 21:19:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-23 21:19:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-23 21:19:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:19:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-23 21:19:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-23 21:19:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:19:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:19:39,130 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:39,133 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:42,475 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:42,621 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:42,622 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 21:19:42,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:42 BoogieIcfgContainer [2023-11-23 21:19:42,623 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:42,625 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:42,625 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:42,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:42,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:37" (1/3) ... [2023-11-23 21:19:42,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e95dd55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:42, skipping insertion in model container [2023-11-23 21:19:42,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:38" (2/3) ... [2023-11-23 21:19:42,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e95dd55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:42, skipping insertion in model container [2023-11-23 21:19:42,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:42" (3/3) ... [2023-11-23 21:19:42,633 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-23 21:19:42,653 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:42,653 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:42,722 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:42,733 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;@5e1e5da5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:42,733 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:42,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 90 states have internal predecessors, (118), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:19:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 21:19:42,761 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:42,762 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:42,762 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:42,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:42,770 INFO L85 PathProgramCache]: Analyzing trace with hash 604124258, now seen corresponding path program 1 times [2023-11-23 21:19:42,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:42,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [818355581] [2023-11-23 21:19:42,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:42,791 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:42,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:42,798 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:42,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:19:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:43,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 21:19:43,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 21:19:43,499 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:43,499 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:43,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [818355581] [2023-11-23 21:19:43,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [818355581] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:43,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:43,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:19:43,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549507189] [2023-11-23 21:19:43,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:43,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:19:43,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:43,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:19:43,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:43,553 INFO L87 Difference]: Start difference. First operand has 138 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 90 states have internal predecessors, (118), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-23 21:19:44,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:44,019 INFO L93 Difference]: Finished difference Result 279 states and 389 transitions. [2023-11-23 21:19:44,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:19:44,024 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 60 [2023-11-23 21:19:44,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:44,039 INFO L225 Difference]: With dead ends: 279 [2023-11-23 21:19:44,040 INFO L226 Difference]: Without dead ends: 141 [2023-11-23 21:19:44,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:44,049 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 2 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:44,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 616 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 21:19:44,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-23 21:19:44,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 138. [2023-11-23 21:19:44,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 89 states have (on average 1.2808988764044944) internal successors, (114), 90 states have internal predecessors, (114), 34 states have call successors, (34), 13 states have call predecessors, (34), 14 states have return successors, (38), 35 states have call predecessors, (38), 34 states have call successors, (38) [2023-11-23 21:19:44,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 186 transitions. [2023-11-23 21:19:44,120 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 186 transitions. Word has length 60 [2023-11-23 21:19:44,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:44,120 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 186 transitions. [2023-11-23 21:19:44,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-23 21:19:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 186 transitions. [2023-11-23 21:19:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 21:19:44,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:44,126 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:44,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:44,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:44,334 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:44,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:44,335 INFO L85 PathProgramCache]: Analyzing trace with hash 2091738306, now seen corresponding path program 1 times [2023-11-23 21:19:44,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:44,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [86830615] [2023-11-23 21:19:44,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:44,336 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:44,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:44,338 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:44,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:19:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:46,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:19:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:47,681 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2023-11-23 21:19:47,682 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:19:47,684 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:19:47,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:47,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:47,902 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:19:47,906 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:19:47,991 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch110 could not be translated [2023-11-23 21:19:47,994 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated [2023-11-23 21:19:47,995 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret27 [2023-11-23 21:19:47,996 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret127 [2023-11-23 21:19:47,997 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem80 [2023-11-23 21:19:47,998 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated [2023-11-23 21:19:47,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret81 could not be translated [2023-11-23 21:19:47,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem80 [2023-11-23 21:19:48,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret123 [2023-11-23 21:19:48,001 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem87 [2023-11-23 21:19:48,002 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated [2023-11-23 21:19:48,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret88 could not be translated [2023-11-23 21:19:48,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem87 [2023-11-23 21:19:48,004 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-23 21:19:48,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-23 21:19:48,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:19:48 BoogieIcfgContainer [2023-11-23 21:19:48,031 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:19:48,032 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:19:48,032 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:19:48,032 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:19:48,033 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:42" (3/4) ... [2023-11-23 21:19:48,035 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:19:48,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:19:48,037 INFO L158 Benchmark]: Toolchain (without parser) took 10323.34ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 79.4MB in the beginning and 70.1MB in the end (delta: 9.3MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2023-11-23 21:19:48,038 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:48,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 945.35ms. Allocated memory is still 104.9MB. Free memory was 79.4MB in the beginning and 67.9MB in the end (delta: 11.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2023-11-23 21:19:48,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.64ms. Allocated memory is still 104.9MB. Free memory was 67.9MB in the beginning and 63.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:48,040 INFO L158 Benchmark]: Boogie Preprocessor took 63.44ms. Allocated memory is still 104.9MB. Free memory was 63.9MB in the beginning and 59.1MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:19:48,040 INFO L158 Benchmark]: RCFGBuilder took 3826.49ms. Allocated memory is still 104.9MB. Free memory was 59.1MB in the beginning and 70.7MB in the end (delta: -11.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-23 21:19:48,041 INFO L158 Benchmark]: TraceAbstraction took 5406.81ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 70.0MB in the beginning and 70.1MB in the end (delta: -119.2kB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:48,041 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 125.8MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:48,045 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 945.35ms. Allocated memory is still 104.9MB. Free memory was 79.4MB in the beginning and 67.9MB in the end (delta: 11.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.64ms. Allocated memory is still 104.9MB. Free memory was 67.9MB in the beginning and 63.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.44ms. Allocated memory is still 104.9MB. Free memory was 63.9MB in the beginning and 59.1MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3826.49ms. Allocated memory is still 104.9MB. Free memory was 59.1MB in the beginning and 70.7MB in the end (delta: -11.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5406.81ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 70.0MB in the beginning and 70.1MB in the end (delta: -119.2kB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 125.8MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret27 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret127 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem80 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem80 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret123 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem87 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem87 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1272]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 1150. Possible FailurePath: [L1150-L1152] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1174] int LDV_IN_INTERRUPT ; [L1317] int ldv_count_1 = 0; [L1318] int ldv_count_2 = 0; [L1326] int ldv_call_dev_attr_of_sensor_device_attribute = 0; [L1177] struct platform_device *var_group1 ; [L1178] int res_s3c_hwmon_probe_10 ; [L1179] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1180] int tmp ; [L1181] int tmp___0 ; [L1182] int tmp___1 ; [L1184] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1185] LDV_IN_INTERRUPT = 1 [L1186] FCALL ldv_initialize() [L1187] FCALL ldv_handler_precall() VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}] [L1188] CALL, EXPR s3c_hwmon_init() [L1155] int tmp ; [L1157] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1399] return __VERIFIER_nondet_int(); [L1157] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); [L1188] RET, EXPR s3c_hwmon_init() [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0, tmp___0=0, tmp___1=2] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1199] CALL s3c_hwmon_probe(var_group1) [L1020] struct s3c_hwmon_pdata *pdata ; [L1021] struct s3c_hwmon *hwmon ; [L1022] int ret ; [L1023] int i ; [L1024] void *tmp ; [L1025] struct lock_class_key __key ; [L1026] long tmp___0 ; [L1027] long tmp___1 ; [L1028] long tmp___2 ; [L1029] long tmp___3 ; [L1030] struct s3c_hwmon_chcfg *cfg ; [L1032] EXPR dev->dev.platform_data [L1032] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1033] ret = 0 VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={1125900041064448:0}, dev={1125900041064448:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1039] CALL, EXPR kzalloc(800U, 208U) [L863] void *tmp ; [L865] CALL, EXPR kmalloc(size, flags | 32768U) [L854] void *tmp___2 ; [L856] CALL, EXPR __kmalloc(size, flags) [L849] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L841] CALL, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={29:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L841] RET, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={29:0}, s3c_hwmon_driver={16:0}, size=800] [L841] CALL assume_abort_if_not(!ldv_is_err(res)) [L833] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, cond=1, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L841] RET assume_abort_if_not(!ldv_is_err(res)) [L842] return res; VAL [LDV_IN_INTERRUPT=1, \old(size)=800, \result={29:0}, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={29:0}, s3c_hwmon_driver={16:0}, size=800] [L849] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, \old(t)=32976, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800, t=32976] [L849] return ldv_malloc(size); [L856] RET, EXPR __kmalloc(size, flags) [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); [L1039] RET, EXPR kzalloc(800U, 208U) [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1046] CALL platform_set_drvdata(dev, (void *)hwmon) [L884] FCALL dev_set_drvdata(& pdev->dev, data) [L1046] RET platform_set_drvdata(dev, (void *)hwmon) [L1047] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1048] CALL, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1409] CALL, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(size)=0, \result={0:0}, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=0] [L1409] RET, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(arg3)=0, __this_module={0:0}, arg0={1125900041064448:0}, arg0={1125900041064448:0}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1409] return ldv_malloc(0UL); [L1048] RET, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}] [L1049] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L1057] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L915] return (0); [L1057] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L1062] CALL, EXPR hwmon_device_register(& dev->dev) [L1373] CALL, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(size)=1003, \result={0:0}, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=1003] [L1373] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, arg0={1125900041064448:12}, arg0={1125900041064448:12}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] RET, EXPR hwmon_device_register(& dev->dev) [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}, tmp___1=0] [L1063] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}, tmp___1=0] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}, tmp___1=0, tmp___3=0] [L1110] COND TRUE (unsigned int )i <= 7U [L1074] EXPR pdata->in[i] [L1074] cfg = pdata->in[i] [L1075] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1079] EXPR cfg->mult VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, cfg={0:-9223372036854775808}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}, tmp___1=0, tmp___3=0] [L1079] COND FALSE !(cfg->mult > 65535U) [L1084] EXPR cfg->div VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, cfg={0:-9223372036854775808}, dev={1125900041064448:0}, dev={1125900041064448:0}, hwmon={29:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={29:0}, tmp___1=0, tmp___3=0] [L1084] COND FALSE !(cfg->div == 0U) [L1089] EXPR pdata->in[i] [L1089-L1090] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L977] struct sensor_device_attribute *attr ; [L978] int ret ; [L981] attr = & attrs->in [L982] attr->index = channel [L983] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L984] attr->dev_attr.attr.mode = 292U [L985] attr->dev_attr.show = & s3c_hwmon_ch_show [L986] CALL ldv_device_create_file_5(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1254] int tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={1125900041064448:12}, ldv_func_arg1={1125900041064448:12}, ldv_func_arg2={29:168}, ldv_func_arg2={29:168}, s3c_hwmon_driver={16:0}] [L1256] CALL ldv_device_create_file_dev_attr_of_sensor_device_attribute(ldv_func_arg2) VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1330] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1331] ldv_count_2 = ldv_count_2 + 1 [L1332] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={0:0}, attr={29:168}, attr={29:168}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, s3c_hwmon_driver={16:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) [L1335] CALL ldv_error() [L1272] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, s3c_hwmon_driver={16:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 138 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 616 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 460 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 131 IncrementalHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 156 mSDtfsCounter, 131 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 83 SizeOfPredicates, 8 NumberOfNonLiveVariables, 356 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:19:48,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ca65ab-b5be-4e06-9923-992448d12404/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample