./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 9bd2c7ff 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:02:56,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:02:56,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:02:56,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:02:56,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:02:56,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:02:56,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:02:56,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:02:56,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:02:56,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:02:56,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:02:56,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:02:56,711 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:02:56,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:02:56,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:02:56,713 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:02:56,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:02:56,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:02:56,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:02:56,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:02:56,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:02:56,717 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:02:56,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:02:56,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:02:56,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:02:56,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:02:56,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:02:56,721 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:02:56,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:02:56,722 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:02:56,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:02:56,723 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:02:56,723 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:02:56,724 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:02:56,724 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:02:56,725 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:02:56,725 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2023-11-19 08:02:56,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:02:56,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:02:56,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:02:56,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:02:56,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:02:56,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-19 08:03:00,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:03:00,603 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:03:00,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-19 08:03:00,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data/c91220f87/cf0ae6663a2c402c969c0b70cf948612/FLAG3fbe1128a [2023-11-19 08:03:00,635 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data/c91220f87/cf0ae6663a2c402c969c0b70cf948612 [2023-11-19 08:03:00,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:03:00,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:03:00,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:00,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:03:00,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:03:00,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:00" (1/1) ... [2023-11-19 08:03:00,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b105fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:00, skipping insertion in model container [2023-11-19 08:03:00,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:00" (1/1) ... [2023-11-19 08:03:00,702 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:01,107 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-19 08:03:01,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:01,140 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:03:01,226 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-19 08:03:01,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:01,269 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:03:01,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01 WrapperNode [2023-11-19 08:03:01,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:01,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:01,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:03:01,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:03:01,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,387 INFO L138 Inliner]: procedures = 75, calls = 161, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 516 [2023-11-19 08:03:01,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:01,393 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:03:01,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:03:01,394 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:03:01,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,481 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:03:01,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:03:01,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:03:01,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:03:01,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (1/1) ... [2023-11-19 08:03:01,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:01,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:01,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:03:01,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:03:01,570 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-11-19 08:03:01,571 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-11-19 08:03:01,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:03:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:03:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:03:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:03:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:03:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 08:03:01,573 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 08:03:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 08:03:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 08:03:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:03:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:03:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-11-19 08:03:01,575 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-11-19 08:03:01,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:03:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:03:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-19 08:03:01,577 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-19 08:03:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-19 08:03:01,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-19 08:03:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-11-19 08:03:01,578 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-11-19 08:03:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 08:03:01,579 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 08:03:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:03:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-11-19 08:03:01,580 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-11-19 08:03:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:03:01,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-19 08:03:01,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-19 08:03:01,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:03:01,581 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-19 08:03:01,582 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-19 08:03:01,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:03:01,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:03:01,583 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 08:03:01,584 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 08:03:01,814 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:03:01,817 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:03:02,478 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:03:02,493 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:03:02,494 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 08:03:02,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:02 BoogieIcfgContainer [2023-11-19 08:03:02,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:03:02,510 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:03:02,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:03:02,514 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:03:02,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:03:00" (1/3) ... [2023-11-19 08:03:02,515 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e235887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:02, skipping insertion in model container [2023-11-19 08:03:02,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:01" (2/3) ... [2023-11-19 08:03:02,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e235887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:02, skipping insertion in model container [2023-11-19 08:03:02,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:02" (3/3) ... [2023-11-19 08:03:02,517 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-19 08:03:02,537 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:03:02,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:03:02,616 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:03:02,623 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=PETRI_NET, 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;@649acf5a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:03:02,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:03:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand has 183 states, 133 states have (on average 1.2406015037593985) internal successors, (165), 135 states have internal predecessors, (165), 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) [2023-11-19 08:03:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 08:03:02,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:02,655 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:02,655 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] === [2023-11-19 08:03:02,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:02,663 INFO L85 PathProgramCache]: Analyzing trace with hash 699772788, now seen corresponding path program 1 times [2023-11-19 08:03:02,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:02,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905532513] [2023-11-19 08:03:02,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:02,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:03:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:03:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-19 08:03:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 08:03:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 08:03:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 08:03:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,306 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 08:03:04,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:04,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905532513] [2023-11-19 08:03:04,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905532513] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:03:04,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506114481] [2023-11-19 08:03:04,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:04,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:04,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:04,316 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:04,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 08:03:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:04,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 08:03:04,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:04,702 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 08:03:04,703 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:04,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506114481] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:04,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 08:03:04,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2023-11-19 08:03:04,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812616985] [2023-11-19 08:03:04,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:04,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:03:04,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:04,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:03:04,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-11-19 08:03:04,746 INFO L87 Difference]: Start difference. First operand has 183 states, 133 states have (on average 1.2406015037593985) internal successors, (165), 135 states have internal predecessors, (165), 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 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-19 08:03:04,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:04,819 INFO L93 Difference]: Finished difference Result 357 states and 466 transitions. [2023-11-19 08:03:04,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:03:04,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 81 [2023-11-19 08:03:04,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:04,844 INFO L225 Difference]: With dead ends: 357 [2023-11-19 08:03:04,844 INFO L226 Difference]: Without dead ends: 173 [2023-11-19 08:03:04,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-11-19 08:03:04,862 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 6 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:04,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 449 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:03:04,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-19 08:03:04,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2023-11-19 08:03:04,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 125 states have (on average 1.2) internal successors, (150), 126 states have internal predecessors, (150), 34 states have call successors, (34), 13 states have call predecessors, (34), 13 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 08:03:04,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 218 transitions. [2023-11-19 08:03:04,931 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 218 transitions. Word has length 81 [2023-11-19 08:03:04,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:04,933 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 218 transitions. [2023-11-19 08:03:04,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-19 08:03:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 218 transitions. [2023-11-19 08:03:04,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 08:03:04,939 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:04,940 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:04,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 08:03:05,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:05,143 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] === [2023-11-19 08:03:05,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:05,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1537053572, now seen corresponding path program 1 times [2023-11-19 08:03:05,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:05,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817398189] [2023-11-19 08:03:05,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:05,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:03:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-19 08:03:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 08:03:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-19 08:03:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-19 08:03:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 08:03:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:05,868 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 08:03:05,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:05,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817398189] [2023-11-19 08:03:05,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817398189] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:03:05,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097383361] [2023-11-19 08:03:05,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:05,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:05,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:05,871 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:05,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 08:03:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:06,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 08:03:06,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:06,225 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 08:03:06,225 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:06,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097383361] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:06,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 08:03:06,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 9 [2023-11-19 08:03:06,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362307154] [2023-11-19 08:03:06,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:06,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 08:03:06,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:06,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:03:06,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-19 08:03:06,230 INFO L87 Difference]: Start difference. First operand 173 states and 218 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 7 states have internal predecessors, (57), 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) [2023-11-19 08:03:06,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:06,443 INFO L93 Difference]: Finished difference Result 381 states and 489 transitions. [2023-11-19 08:03:06,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:03:06,444 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 7 states have internal predecessors, (57), 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 82 [2023-11-19 08:03:06,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:06,448 INFO L225 Difference]: With dead ends: 381 [2023-11-19 08:03:06,448 INFO L226 Difference]: Without dead ends: 216 [2023-11-19 08:03:06,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-11-19 08:03:06,452 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 110 mSDsluCounter, 1428 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 1688 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:06,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 1688 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 08:03:06,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2023-11-19 08:03:06,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 180. [2023-11-19 08:03:06,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 131 states have (on average 1.1908396946564885) internal successors, (156), 132 states have internal predecessors, (156), 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) [2023-11-19 08:03:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 228 transitions. [2023-11-19 08:03:06,475 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 228 transitions. Word has length 82 [2023-11-19 08:03:06,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:06,476 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 228 transitions. [2023-11-19 08:03:06,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 7 states have internal predecessors, (57), 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) [2023-11-19 08:03:06,476 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 228 transitions. [2023-11-19 08:03:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 08:03:06,481 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:06,481 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:06,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:06,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:06,704 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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] === [2023-11-19 08:03:06,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:06,705 INFO L85 PathProgramCache]: Analyzing trace with hash 363877422, now seen corresponding path program 1 times [2023-11-19 08:03:06,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:06,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280312373] [2023-11-19 08:03:06,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:06,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:06,824 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:03:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:06,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:03:06,970 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:03:06,971 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:03:06,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 08:03:06,976 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 08:03:06,979 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:03:07,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-19 08:03:07,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-19 08:03:07,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated [2023-11-19 08:03:07,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret27 [2023-11-19 08:03:07,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret128 [2023-11-19 08:03:07,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem81 [2023-11-19 08:03:07,045 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated [2023-11-19 08:03:07,045 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret82 could not be translated [2023-11-19 08:03:07,046 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem81 [2023-11-19 08:03:07,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret124 [2023-11-19 08:03:07,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem88 [2023-11-19 08:03:07,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated [2023-11-19 08:03:07,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret89 could not be translated [2023-11-19 08:03:07,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem88 [2023-11-19 08:03:07,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-19 08:03:07,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 08:03:07,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:03:07 BoogieIcfgContainer [2023-11-19 08:03:07,075 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:03:07,076 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:03:07,076 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:03:07,076 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:03:07,077 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:02" (3/4) ... [2023-11-19 08:03:07,079 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:03:07,080 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:03:07,086 INFO L158 Benchmark]: Toolchain (without parser) took 6441.89ms. Allocated memory was 174.1MB in the beginning and 228.6MB in the end (delta: 54.5MB). Free memory was 141.2MB in the beginning and 119.4MB in the end (delta: 21.8MB). Peak memory consumption was 79.4MB. Max. memory is 16.1GB. [2023-11-19 08:03:07,089 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:03:07,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.20ms. Allocated memory is still 174.1MB. Free memory was 141.2MB in the beginning and 112.0MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 08:03:07,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.14ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 107.1MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 08:03:07,092 INFO L158 Benchmark]: Boogie Preprocessor took 95.07ms. Allocated memory is still 174.1MB. Free memory was 107.1MB in the beginning and 103.3MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:03:07,092 INFO L158 Benchmark]: RCFGBuilder took 1015.32ms. Allocated memory is still 174.1MB. Free memory was 103.3MB in the beginning and 121.5MB in the end (delta: -18.1MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-11-19 08:03:07,093 INFO L158 Benchmark]: TraceAbstraction took 4565.73ms. Allocated memory was 174.1MB in the beginning and 228.6MB in the end (delta: 54.5MB). Free memory was 120.7MB in the beginning and 120.4MB in the end (delta: 219.8kB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-19 08:03:07,093 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 228.6MB. Free memory was 120.4MB in the beginning and 119.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:03:07,096 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 630.20ms. Allocated memory is still 174.1MB. Free memory was 141.2MB in the beginning and 112.0MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.14ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 107.1MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.07ms. Allocated memory is still 174.1MB. Free memory was 107.1MB in the beginning and 103.3MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1015.32ms. Allocated memory is still 174.1MB. Free memory was 103.3MB in the beginning and 121.5MB in the end (delta: -18.1MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4565.73ms. Allocated memory was 174.1MB in the beginning and 228.6MB in the end (delta: 54.5MB). Free memory was 120.7MB in the beginning and 120.4MB in the end (delta: 219.8kB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 228.6MB. Free memory was 120.4MB in the beginning and 119.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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~nondet29 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: IdentifierExpression #t~ret82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem81 - 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~mem94 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; VAL [LDV_IN_INTERRUPT=0, __this_module={4294967304:4294967302}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [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={4294967304:4294967302}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967304:4294967302}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, tmp=0] [L1188] RET, EXPR s3c_hwmon_init() [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967304:4294967302}, 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 VAL [LDV_IN_INTERRUPT=1, __this_module={4294967304:4294967302}, 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___1=1] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967304:4294967302}, 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={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, 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 ; VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(size)=800, __this_module={4294967304:4294967302}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800] [L865] EXPR flags | 32768U VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(size)=800, __this_module={4294967304:4294967302}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800] [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={4294967304:4294967302}, 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={4294967304:4294967302}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={-36893488147419101220:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967304:4294967302}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={-36893488147419101220:0}, ptr={-36893488147419101220:0}, s3c_hwmon_driver={16:0}] [L841] RET, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, __this_module={4294967304:4294967302}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={-36893488147419101220:0}, 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={4294967304:4294967302}, 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={-36893488147419101220:0}, __this_module={4294967304:4294967302}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={-36893488147419101220:0}, 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={4294967304:4294967302}, 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); VAL [LDV_IN_INTERRUPT=1, \old(flags)=32768, \old(size)=800, \result={-36893488147419101220:0}, __this_module={4294967304:4294967302}, flags=32768, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800, tmp___2={-36893488147419101220:0}] [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(size)=800, \result={-36893488147419101220:0}, __this_module={4294967304:4294967302}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800, tmp={-36893488147419101220:0}] [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={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}] [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={4294967304:4294967302}, 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={4294967304:4294967302}, 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={4294967304:4294967302}, arg0={4294967307:23}, arg0={4294967307:23}, 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={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}] [L1049] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967304:4294967302}, 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={4294967304:4294967302}, 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={4294967304:4294967302}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967304:4294967302}, 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] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967304:4294967302}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967304:4294967302}, 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}, tmp=0] [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}] [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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967304:4294967302}, dev={4294967307:35}, dev={4294967307:35}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [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={4294967304:4294967302}, 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={4294967304:4294967302}, 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={4294967304:4294967302}, arg0={4294967307:35}, arg0={4294967307:35}, 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={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}, tmp___1=0] [L1063] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967304:4294967302}, 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={4294967304:4294967302}, 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={4294967304:4294967302}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967304:4294967302}, 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] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967304:4294967302}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967304:4294967302}, 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}, tmp=0] [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}, 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={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}, tmp___1=0, tmp___3=0] [L1110] COND TRUE (unsigned int )i <= 7U VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967304:4294967302}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}, tmp___1=0, tmp___3=0] [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={17:0}, __this_module={4294967304:4294967302}, cfg={19:-18}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}, tmp___1=0, tmp___3=0] [L1079] COND FALSE !(cfg->mult > 65535U) [L1084] EXPR cfg->div VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967304:4294967302}, cfg={19:-18}, dev={4294967307:23}, dev={4294967307:23}, hwmon={-36893488147419101220:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-36893488147419101220:0}, 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={4294967304:4294967302}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={4294967307:35}, ldv_func_arg1={4294967307:35}, ldv_func_arg2={-36893488147419101220:168}, ldv_func_arg2={-36893488147419101220:168}, 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={4294967304:4294967302}, 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={4294967304:4294967302}, attr={-36893488147419101220:168}, attr={-36893488147419101220:168}, 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={4294967304:4294967302}, 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, 183 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 3, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 116 mSDsluCounter, 2137 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1649 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55 IncrementalHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 488 mSDtfsCounter, 55 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 216 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred in iteration=0, InterpolantAutomatonStates: 11, 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, 2 MinimizatonAttempts, 36 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 322 ConstructedInterpolants, 0 QuantifiedInterpolants, 486 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1448 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 72/80 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 [2023-11-19 08:03:07,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:03:09,951 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:03:10,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-19 08:03:10,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:03:10,105 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:03:10,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:03:10,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:03:10,137 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:03:10,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:03:10,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:03:10,140 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:03:10,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:03:10,141 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:03:10,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:03:10,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:03:10,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:03:10,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:03:10,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:03:10,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:03:10,144 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:03:10,145 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:03:10,146 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:03:10,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:03:10,146 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:03:10,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:03:10,147 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:03:10,148 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:03:10,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:10,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:03:10,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:03:10,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:03:10,150 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:03:10,150 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:03:10,151 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:03:10,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:03:10,151 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:03:10,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:03:10,152 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:03:10,152 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:03:10,152 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2023-11-19 08:03:10,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:03:10,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:03:10,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:03:10,596 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:03:10,596 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:03:10,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-19 08:03:13,677 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:03:14,068 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:03:14,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-19 08:03:14,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data/d6545a907/e988975c8da54f3f90bf3f595e53980f/FLAG11f2c2d24 [2023-11-19 08:03:14,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/data/d6545a907/e988975c8da54f3f90bf3f595e53980f [2023-11-19 08:03:14,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:03:14,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:03:14,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:14,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:03:14,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:03:14,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:14" (1/1) ... [2023-11-19 08:03:14,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ef9423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:14, skipping insertion in model container [2023-11-19 08:03:14,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:14" (1/1) ... [2023-11-19 08:03:14,175 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:14,707 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-19 08:03:14,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:14,763 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 08:03:14,790 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:14,903 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-19 08:03:14,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:14,934 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:03:15,047 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_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-19 08:03:15,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:15,101 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:03:15,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15 WrapperNode [2023-11-19 08:03:15,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:15,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:15,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:03:15,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:03:15,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,253 INFO L138 Inliner]: procedures = 77, calls = 161, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 478 [2023-11-19 08:03:15,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:15,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:03:15,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:03:15,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:03:15,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,270 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:03:15,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:03:15,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:03:15,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:03:15,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (1/1) ... [2023-11-19 08:03:15,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:15,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:15,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:03:15,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:03:15,404 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-11-19 08:03:15,404 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-11-19 08:03:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:03:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:03:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:03:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 08:03:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:03:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 08:03:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 08:03:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 08:03:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 08:03:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:03:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:03:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 08:03:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-11-19 08:03:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-11-19 08:03:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:03:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 08:03:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:03:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-19 08:03:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-19 08:03:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-19 08:03:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-19 08:03:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:03:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-11-19 08:03:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-11-19 08:03:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 08:03:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 08:03:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-11-19 08:03:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-11-19 08:03:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-19 08:03:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-19 08:03:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:03:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-19 08:03:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-19 08:03:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:03:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:03:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 08:03:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 08:03:15,655 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:03:15,657 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:03:19,038 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:03:19,049 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:03:19,049 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 08:03:19,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:19 BoogieIcfgContainer [2023-11-19 08:03:19,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:03:19,056 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:03:19,056 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:03:19,060 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:03:19,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:03:14" (1/3) ... [2023-11-19 08:03:19,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245b2f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:19, skipping insertion in model container [2023-11-19 08:03:19,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:15" (2/3) ... [2023-11-19 08:03:19,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245b2f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:19, skipping insertion in model container [2023-11-19 08:03:19,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:19" (3/3) ... [2023-11-19 08:03:19,063 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-19 08:03:19,082 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:03:19,083 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:03:19,150 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:03:19,159 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=PETRI_NET, 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;@1f93e3c2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:03:19,159 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:03:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 130 states have (on average 1.2307692307692308) internal successors, (160), 132 states have internal predecessors, (160), 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) [2023-11-19 08:03:19,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 08:03:19,183 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:19,185 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:19,185 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] === [2023-11-19 08:03:19,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:19,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1106371485, now seen corresponding path program 1 times [2023-11-19 08:03:19,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:03:19,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [317427858] [2023-11-19 08:03:19,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:19,211 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 [2023-11-19 08:03:19,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:03:19,214 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:03:19,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:19,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 08:03:19,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:20,136 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 08:03:20,137 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:20,138 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:03:20,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [317427858] [2023-11-19 08:03:20,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [317427858] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:20,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:20,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 08:03:20,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607768669] [2023-11-19 08:03:20,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:20,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 08:03:20,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:03:20,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:03:20,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:03:20,204 INFO L87 Difference]: Start difference. First operand has 180 states, 130 states have (on average 1.2307692307692308) internal successors, (160), 132 states have internal predecessors, (160), 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 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 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) [2023-11-19 08:03:20,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:20,753 INFO L93 Difference]: Finished difference Result 400 states and 527 transitions. [2023-11-19 08:03:20,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:03:20,757 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 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 79 [2023-11-19 08:03:20,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:20,771 INFO L225 Difference]: With dead ends: 400 [2023-11-19 08:03:20,771 INFO L226 Difference]: Without dead ends: 210 [2023-11-19 08:03:20,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-11-19 08:03:20,781 INFO L413 NwaCegarLoop]: 279 mSDtfsCounter, 131 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 1789 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:20,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 1789 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 08:03:20,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-19 08:03:20,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 177. [2023-11-19 08:03:20,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 128 states have (on average 1.1953125) internal successors, (153), 129 states have internal predecessors, (153), 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) [2023-11-19 08:03:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 225 transitions. [2023-11-19 08:03:20,850 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 225 transitions. Word has length 79 [2023-11-19 08:03:20,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:20,851 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 225 transitions. [2023-11-19 08:03:20,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 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) [2023-11-19 08:03:20,852 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 225 transitions. [2023-11-19 08:03:20,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 08:03:20,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:20,859 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:20,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:21,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:21,070 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] === [2023-11-19 08:03:21,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:21,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1832050831, now seen corresponding path program 1 times [2023-11-19 08:03:21,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:03:21,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434006868] [2023-11-19 08:03:21,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:21,078 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 [2023-11-19 08:03:21,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:03:21,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:03:21,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:23,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:03:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:25,276 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-19 08:03:25,277 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:03:25,279 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:03:25,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:25,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:25,500 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-19 08:03:25,503 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:03:25,586 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch110 could not be translated [2023-11-19 08:03:25,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated [2023-11-19 08:03:25,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret27 [2023-11-19 08:03:25,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret127 [2023-11-19 08:03:25,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem80 [2023-11-19 08:03:25,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated [2023-11-19 08:03:25,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret81 could not be translated [2023-11-19 08:03:25,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem80 [2023-11-19 08:03:25,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret123 [2023-11-19 08:03:25,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem87 [2023-11-19 08:03:25,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated [2023-11-19 08:03:25,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem87 [2023-11-19 08:03:25,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret88 could not be translated [2023-11-19 08:03:25,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 08:03:25,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 08:03:25,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:03:25 BoogieIcfgContainer [2023-11-19 08:03:25,662 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:03:25,663 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:03:25,664 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:03:25,664 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:03:25,666 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:19" (3/4) ... [2023-11-19 08:03:25,668 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:03:25,669 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:03:25,677 INFO L158 Benchmark]: Toolchain (without parser) took 11569.27ms. Allocated memory was 77.6MB in the beginning and 130.0MB in the end (delta: 52.4MB). Free memory was 47.4MB in the beginning and 60.6MB in the end (delta: -13.2MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-11-19 08:03:25,681 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 80.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:03:25,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 994.24ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 47.2MB in the beginning and 55.4MB in the end (delta: -8.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 08:03:25,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.59ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 80.7MB in the end (delta: -25.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-11-19 08:03:25,684 INFO L158 Benchmark]: Boogie Preprocessor took 58.08ms. Allocated memory is still 107.0MB. Free memory was 80.7MB in the beginning and 76.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 08:03:25,685 INFO L158 Benchmark]: RCFGBuilder took 3741.02ms. Allocated memory is still 107.0MB. Free memory was 76.5MB in the beginning and 60.1MB in the end (delta: 16.4MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-19 08:03:25,688 INFO L158 Benchmark]: TraceAbstraction took 6606.09ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 59.5MB in the beginning and 61.6MB in the end (delta: -2.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-19 08:03:25,691 INFO L158 Benchmark]: Witness Printer took 12.83ms. Allocated memory is still 130.0MB. Free memory was 61.6MB in the beginning and 60.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:03:25,694 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 80.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 994.24ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 47.2MB in the beginning and 55.4MB in the end (delta: -8.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.59ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 80.7MB in the end (delta: -25.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.08ms. Allocated memory is still 107.0MB. Free memory was 80.7MB in the beginning and 76.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3741.02ms. Allocated memory is still 107.0MB. Free memory was 76.5MB in the beginning and 60.1MB in the end (delta: 16.4MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6606.09ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 59.5MB in the beginning and 61.6MB in the end (delta: -2.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Witness Printer took 12.83ms. Allocated memory is still 130.0MB. Free memory was 61.6MB in the beginning and 60.6MB in the end (delta: 1.0MB). 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: unknown boogie variable #t~mem87 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret88 could not be translated - 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; VAL [LDV_IN_INTERRUPT=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}] [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); VAL [LDV_IN_INTERRUPT=1, \result=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}, tmp=0] [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 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___1=-2147483648] [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=-2147483648] [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={128:0}, dev={128:0}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={29:0}, ptr={29:0}, s3c_hwmon_driver={16:0}] [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); VAL [LDV_IN_INTERRUPT=1, \old(flags)=32976, \old(size)=800, \result={29:0}, __this_module={0:0}, flags=32976, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800, tmp___2={29:0}] [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(size)=800, \result={29:0}, __this_module={0:0}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800, tmp={29:0}] [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={128:0}, dev={128:0}, 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={128:0}, arg0={128:0}, 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={128:0}, dev={128:0}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __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] 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __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}, tmp=0] [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={128:0}, dev={128:0}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={0:0}, dev={128:12}, dev={128:12}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [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={128:12}, arg0={128:12}, 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={128:0}, dev={128:0}, 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __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] 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); VAL [LDV_IN_INTERRUPT=1, \result=0, __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}, tmp=0] [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={128:0}, dev={128:0}, 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={128:0}, dev={128:0}, 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 VAL [LDV_IN_INTERRUPT=1, __key={31:0}, __this_module={0:0}, dev={128:0}, dev={128:0}, 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] [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={0:16777216}, dev={128:0}, dev={128:0}, 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={0:16777216}, dev={128:0}, dev={128:0}, 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={128:12}, ldv_func_arg1={128:12}, 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, 180 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 131 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 131 mSDsluCounter, 1789 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1510 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 279 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=180occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 33 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 165 NumberOfCodeBlocks, 165 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 120 SizeOfPredicates, 12 NumberOfNonLiveVariables, 405 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 20/20 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 [2023-11-19 08:03:25,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a576063-87cc-48f2-a1e2-31f12e2ff5b6/bin/uautomizer-verify-uCwYo4JHxu/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