./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:57:32,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:57:32,343 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 16:57:32,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:57:32,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:57:32,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:57:32,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:57:32,379 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:57:32,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:57:32,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:57:32,381 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:57:32,381 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:57:32,382 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:57:32,382 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:57:32,383 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:57:32,383 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:57:32,384 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:57:32,384 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:57:32,385 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:57:32,392 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:57:32,392 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:57:32,393 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:57:32,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:57:32,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:57:32,395 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:57:32,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:57:32,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:57:32,396 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:57:32,396 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:57:32,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:57:32,397 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:57:32,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:57:32,398 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:57:32,398 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:57:32,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:57:32,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:57:32,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:57:32,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:57:32,399 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:57:32,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:57:32,399 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:57:32,400 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:57:32,400 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:57:32,400 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:57:32,400 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2023-12-02 16:57:32,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:57:32,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:57:32,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:57:32,649 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:57:32,649 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:57:32,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-12-02 16:57:35,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:57:35,729 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:57:35,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-12-02 16:57:35,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data/d0f1ec53e/1bedd29e8bfb49e9860fd414601811ad/FLAGc9b85d1f3 [2023-12-02 16:57:35,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data/d0f1ec53e/1bedd29e8bfb49e9860fd414601811ad [2023-12-02 16:57:35,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:57:35,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:57:35,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:57:35,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:57:35,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:57:35,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:35" (1/1) ... [2023-12-02 16:57:35,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677f454a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:35, skipping insertion in model container [2023-12-02 16:57:35,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:35" (1/1) ... [2023-12-02 16:57:35,861 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:57:36,268 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_5345cf4a-9889-4c0a-bd49-c821f31c53a8/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2023-12-02 16:57:36,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:57:36,306 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:57:36,392 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_5345cf4a-9889-4c0a-bd49-c821f31c53a8/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2023-12-02 16:57:36,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:57:36,432 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:57:36,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36 WrapperNode [2023-12-02 16:57:36,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:57:36,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:57:36,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:57:36,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:57:36,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,509 INFO L138 Inliner]: procedures = 83, calls = 178, calls flagged for inlining = 33, calls inlined = 26, statements flattened = 562 [2023-12-02 16:57:36,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:57:36,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:57:36,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:57:36,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:57:36,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,530 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:57:36,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:57:36,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:57:36,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:57:36,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2023-12-02 16:57:36,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:57:36,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:57:36,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:57:36,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:57:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-12-02 16:57:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-12-02 16:57:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2023-12-02 16:57:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2023-12-02 16:57:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:57:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 16:57:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 16:57:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 16:57:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 16:57:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 16:57:36,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 16:57:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 16:57:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 16:57:36,649 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 16:57:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 16:57:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-12-02 16:57:36,650 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-12-02 16:57:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 16:57:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 16:57:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 16:57:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 16:57:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-12-02 16:57:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-12-02 16:57:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 16:57:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 16:57:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-12-02 16:57:36,652 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-12-02 16:57:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-12-02 16:57:36,653 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-12-02 16:57:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-12-02 16:57:36,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-12-02 16:57:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 16:57:36,654 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-12-02 16:57:36,654 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-12-02 16:57:36,654 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:57:36,654 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:57:36,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:57:36,655 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2023-12-02 16:57:36,655 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2023-12-02 16:57:36,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 16:57:36,656 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-12-02 16:57:36,656 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-12-02 16:57:36,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:57:36,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:57:36,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2023-12-02 16:57:36,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2023-12-02 16:57:36,657 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-12-02 16:57:36,657 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-12-02 16:57:36,874 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:57:36,877 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:57:37,181 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 16:57:37,384 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:57:37,498 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:57:37,499 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 16:57:37,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:37 BoogieIcfgContainer [2023-12-02 16:57:37,501 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:57:37,503 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:57:37,504 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:57:37,507 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:57:37,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:57:35" (1/3) ... [2023-12-02 16:57:37,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dd929a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:37, skipping insertion in model container [2023-12-02 16:57:37,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (2/3) ... [2023-12-02 16:57:37,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dd929a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:37, skipping insertion in model container [2023-12-02 16:57:37,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:37" (3/3) ... [2023-12-02 16:57:37,510 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-12-02 16:57:37,528 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:57:37,528 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:57:37,575 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:57:37,582 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@535f00dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:57:37,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:57:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 182 states, 115 states have (on average 1.3478260869565217) internal successors, (155), 121 states have internal predecessors, (155), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-02 16:57:37,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 16:57:37,604 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:37,605 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:57:37,605 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:37,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:37,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1662473913, now seen corresponding path program 1 times [2023-12-02 16:57:37,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:57:37,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186300059] [2023-12-02 16:57:37,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:37,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:57:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 16:57:37,983 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:57:37,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186300059] [2023-12-02 16:57:37,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186300059] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:37,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:57:37,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:57:37,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358015766] [2023-12-02 16:57:37,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:37,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:57:37,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:57:38,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:57:38,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:57:38,024 INFO L87 Difference]: Start difference. First operand has 182 states, 115 states have (on average 1.3478260869565217) internal successors, (155), 121 states have internal predecessors, (155), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-02 16:57:38,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:38,176 INFO L93 Difference]: Finished difference Result 383 states and 527 transitions. [2023-12-02 16:57:38,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:57:38,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 56 [2023-12-02 16:57:38,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:38,190 INFO L225 Difference]: With dead ends: 383 [2023-12-02 16:57:38,190 INFO L226 Difference]: Without dead ends: 190 [2023-12-02 16:57:38,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:57:38,200 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 27 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:38,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 416 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:57:38,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2023-12-02 16:57:38,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2023-12-02 16:57:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 128 states have (on average 1.3125) internal successors, (168), 129 states have internal predecessors, (168), 44 states have call successors, (44), 17 states have call predecessors, (44), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-02 16:57:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2023-12-02 16:57:38,260 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 56 [2023-12-02 16:57:38,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:38,261 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2023-12-02 16:57:38,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-02 16:57:38,261 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2023-12-02 16:57:38,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 16:57:38,266 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:38,267 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-02 16:57:38,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 16:57:38,267 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:38,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:38,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1068950044, now seen corresponding path program 1 times [2023-12-02 16:57:38,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:57:38,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089888582] [2023-12-02 16:57:38,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:38,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:57:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:38,830 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 16:57:38,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:57:38,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089888582] [2023-12-02 16:57:38,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089888582] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:38,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:57:38,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:57:38,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571853430] [2023-12-02 16:57:38,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:38,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:57:38,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:57:38,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:57:38,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:57:38,836 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 16:57:38,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:38,997 INFO L93 Difference]: Finished difference Result 385 states and 520 transitions. [2023-12-02 16:57:38,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:57:38,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 75 [2023-12-02 16:57:38,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:39,003 INFO L225 Difference]: With dead ends: 385 [2023-12-02 16:57:39,003 INFO L226 Difference]: Without dead ends: 196 [2023-12-02 16:57:39,006 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:57:39,008 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 7 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:39,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 603 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:57:39,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2023-12-02 16:57:39,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 192. [2023-12-02 16:57:39,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 130 states have (on average 1.3076923076923077) internal successors, (170), 131 states have internal predecessors, (170), 44 states have call successors, (44), 17 states have call predecessors, (44), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-02 16:57:39,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 258 transitions. [2023-12-02 16:57:39,035 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 258 transitions. Word has length 75 [2023-12-02 16:57:39,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:39,035 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 258 transitions. [2023-12-02 16:57:39,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 16:57:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 258 transitions. [2023-12-02 16:57:39,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 16:57:39,040 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:39,041 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-12-02 16:57:39,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 16:57:39,041 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:39,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:39,042 INFO L85 PathProgramCache]: Analyzing trace with hash -2017328371, now seen corresponding path program 1 times [2023-12-02 16:57:39,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:57:39,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862734268] [2023-12-02 16:57:39,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:39,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:57:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 16:57:39,599 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:57:39,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862734268] [2023-12-02 16:57:39,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862734268] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:57:39,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563114066] [2023-12-02 16:57:39,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:39,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:57:39,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:57:39,602 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:57:39,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:57:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:39,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 16:57:39,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:57:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 16:57:40,002 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:57:40,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563114066] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:40,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:57:40,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2023-12-02 16:57:40,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696915683] [2023-12-02 16:57:40,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:40,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 16:57:40,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:57:40,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 16:57:40,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:57:40,005 INFO L87 Difference]: Start difference. First operand 192 states and 258 transitions. Second operand has 6 states, 4 states have (on average 13.5) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2023-12-02 16:57:40,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:40,215 INFO L93 Difference]: Finished difference Result 387 states and 523 transitions. [2023-12-02 16:57:40,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:57:40,216 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 13.5) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 94 [2023-12-02 16:57:40,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:40,218 INFO L225 Difference]: With dead ends: 387 [2023-12-02 16:57:40,218 INFO L226 Difference]: Without dead ends: 194 [2023-12-02 16:57:40,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:57:40,221 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 976 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:40,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 976 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 16:57:40,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2023-12-02 16:57:40,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2023-12-02 16:57:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 131 states have (on average 1.3053435114503817) internal successors, (171), 133 states have internal predecessors, (171), 44 states have call successors, (44), 17 states have call predecessors, (44), 18 states have return successors, (47), 44 states have call predecessors, (47), 44 states have call successors, (47) [2023-12-02 16:57:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 262 transitions. [2023-12-02 16:57:40,242 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 262 transitions. Word has length 94 [2023-12-02 16:57:40,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:40,242 INFO L495 AbstractCegarLoop]: Abstraction has 194 states and 262 transitions. [2023-12-02 16:57:40,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 13.5) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2023-12-02 16:57:40,243 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 262 transitions. [2023-12-02 16:57:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 16:57:40,246 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:40,246 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:57:40,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:57:40,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-12-02 16:57:40,448 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:40,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:40,448 INFO L85 PathProgramCache]: Analyzing trace with hash -569539581, now seen corresponding path program 1 times [2023-12-02 16:57:40,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:57:40,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088920686] [2023-12-02 16:57:40,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:40,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:57:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:57:40,617 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:57:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:57:40,781 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 16:57:40,781 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:57:40,782 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:57:40,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 16:57:40,786 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-12-02 16:57:40,789 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:57:40,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:40,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:40,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:40,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:40,852 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:40,854 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated [2023-12-02 16:57:40,855 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated [2023-12-02 16:57:40,856 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret128 [2023-12-02 16:57:40,858 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:40,858 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:40,858 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated [2023-12-02 16:57:40,859 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:40,859 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated [2023-12-02 16:57:40,859 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:40,861 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:40,861 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:40,863 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:40,864 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:40,865 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated [2023-12-02 16:57:40,865 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:40,866 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated [2023-12-02 16:57:40,866 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:40,867 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:40,868 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret156 [2023-12-02 16:57:40,869 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem95 [2023-12-02 16:57:40,870 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:40,871 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-12-02 16:57:40,871 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem95 [2023-12-02 16:57:40,872 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret152 [2023-12-02 16:57:40,873 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem103 [2023-12-02 16:57:40,874 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:40,875 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem103 [2023-12-02 16:57:40,875 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret104 could not be translated [2023-12-02 16:57:40,876 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-12-02 16:57:40,876 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-12-02 16:57:40,876 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret112 could not be translated [2023-12-02 16:57:40,878 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret146 could not be translated [2023-12-02 16:57:40,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:57:40 BoogieIcfgContainer [2023-12-02 16:57:40,899 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:57:40,900 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:57:40,900 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:57:40,901 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:57:40,901 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:37" (3/4) ... [2023-12-02 16:57:40,903 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:57:40,904 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:57:40,905 INFO L158 Benchmark]: Toolchain (without parser) took 5136.43ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 124.0MB in the beginning and 72.1MB in the end (delta: 51.8MB). Peak memory consumption was 92.6MB. Max. memory is 16.1GB. [2023-12-02 16:57:40,905 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 117.4MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:57:40,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 662.24ms. Allocated memory is still 159.4MB. Free memory was 124.0MB in the beginning and 92.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 16:57:40,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.67ms. Allocated memory is still 159.4MB. Free memory was 92.5MB in the beginning and 87.9MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:57:40,907 INFO L158 Benchmark]: Boogie Preprocessor took 68.06ms. Allocated memory is still 159.4MB. Free memory was 87.9MB in the beginning and 83.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:57:40,907 INFO L158 Benchmark]: RCFGBuilder took 921.99ms. Allocated memory is still 159.4MB. Free memory was 83.5MB in the beginning and 72.0MB in the end (delta: 11.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-12-02 16:57:40,908 INFO L158 Benchmark]: TraceAbstraction took 3396.17ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 71.3MB in the beginning and 72.1MB in the end (delta: -855.0kB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2023-12-02 16:57:40,908 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 197.1MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 16:57:40,911 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 117.4MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 662.24ms. Allocated memory is still 159.4MB. Free memory was 124.0MB in the beginning and 92.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.67ms. Allocated memory is still 159.4MB. Free memory was 92.5MB in the beginning and 87.9MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.06ms. Allocated memory is still 159.4MB. Free memory was 87.9MB in the beginning and 83.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 921.99ms. Allocated memory is still 159.4MB. Free memory was 83.5MB in the beginning and 72.0MB in the end (delta: 11.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3396.17ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 71.3MB in the beginning and 72.1MB in the end (delta: -855.0kB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 197.1MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 2.0kB). 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~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret128 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret156 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem95 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem95 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret152 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem103 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem103 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet111 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret146 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: 1368]: 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 1104. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] 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}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; [L1226] FCALL ldv_initialize() [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1278] case 1: [L1290] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1278] case 1: [L1292] CALL, EXPR s3c_hwmon_init() [L1179] int tmp ; [L1181] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1497] return __VERIFIER_nondet_int(); [L1181] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); [L1292] RET, EXPR s3c_hwmon_init() [L1292] ldv_retval_2 = s3c_hwmon_init() [L1278] case 1: [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1301] CALL ldv_platform_driver_init_1() [L1212] void *tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1214] CALL, EXPR ldv_malloc(624U) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709551615:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-18446744073709551615:0}, tmp___0=0] [L817] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) [L817] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709551615:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-18446744073709551615:0}, tmp___0=0] [L818] CALL, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709551615:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709551615:0}, ptr={-18446744073709551615:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709551615:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709551615:0}, ptr={-18446744073709551615:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L818] RET, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709551615:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-18446744073709551615:0}, tmp___0=0] [L818] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) [L818] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709551615:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-18446744073709551615:0}, tmp___0=0] [L819] return (p); VAL [LDV_IN_INTERRUPT=1, \old(size)=624, \result={-18446744073709551615:0}, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709551615:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-18446744073709551615:0}, tmp___0=0] [L1214] RET, EXPR ldv_malloc(624U) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = ldv_malloc(624U) [L1215] CALL assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) [L1215] RET assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, tmp={-18446744073709551615:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp [L1301] RET ldv_platform_driver_init_1() [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp=0, tmp___0=0, tmp___1=1] [L1233] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp=0, tmp___0=0, tmp___1=1] [L1239] CALL s3c_hwmon_probe(s3c_hwmon_driver_group1) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1061] CALL, EXPR ldv_kzalloc_9(800U, 208U) [L1358] void *tmp ; [L1360] CALL, EXPR ldv_zalloc(size) [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] EXPR, FCALL calloc(1U, size) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=800, tmp___0=0] [L833] tmp = calloc(1U, size) [L834] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709549604:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L835] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L801] COND FALSE !(!cond) [L835] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709549604:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L836] CALL, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709549604:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709549604:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L836] RET, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709549604:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L836] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L801] COND FALSE !(!cond) [L836] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709549604:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L837] return (p); VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, \result={-18446744073709549604:0}, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-18446744073709549604:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L1360] RET, EXPR ldv_zalloc(size) [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); [L1061] RET, EXPR ldv_kzalloc_9(800U, 208U) [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, hwmon={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp={-18446744073709549604:0}] [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1068] CALL platform_set_drvdata(dev, (void *)hwmon) [L906] FCALL dev_set_drvdata(& pdev->dev, data) [L1068] RET platform_set_drvdata(dev, (void *)hwmon) [L1069] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1070-L1072] CALL, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1507] CALL, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=0, \result={0:0}, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=0, tmp___0=1] [L1507] RET, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(arg3)=0, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, arg0={-18446744073709551615:0}, arg0={-18446744073709551615:0}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1507] return ldv_malloc(0UL); [L1070-L1072] RET, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, hwmon={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp={-18446744073709549604:0}] [L1073] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1073] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, hwmon={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp={-18446744073709549604:0}] [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L1081] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L937] return (0); [L1081] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L1086] CALL, EXPR hwmon_device_register(& dev->dev) [L1480] CALL, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=1003, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=1003, \result={0:0}, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, size=1003, tmp___0=1] [L1480] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, arg0={-18446744073709551615:12}, arg0={-18446744073709551615:12}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1480] return ldv_malloc(sizeof(struct device)); [L1086] RET, EXPR hwmon_device_register(& dev->dev) [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, hwmon={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp={-18446744073709549604:0}, tmp___1=0] [L1087] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1087] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, hwmon={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp={-18446744073709549604:0}, tmp___1=0] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, hwmon={-18446744073709549604:0}, i=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp={-18446744073709549604:0}, tmp___1=0, tmp___3=0] [L1134] COND TRUE (unsigned int )i <= 7U [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={17:0}, __this_module={4294967306:4294967301}, cfg={22:-21}, dev={-18446744073709551615:0}, dev={-18446744073709551615:0}, hwmon={-18446744073709549604:0}, i=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-17:18}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}, tmp={-18446744073709549604:0}, tmp___1=0, tmp___3=0] [L1108] COND FALSE !(cfg->div == 0U) [L1113] EXPR pdata->in[i] [L1113-L1114] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1008] CALL ldv_device_create_file_7(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1342] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={-18446744073709551615:12}, ldv_func_arg1={-18446744073709551615:12}, ldv_func_arg2={-18446744073709549604:168}, ldv_func_arg2={-18446744073709549604:168}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1344] CALL ldv_device_create_file() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1432] int nondetermined ; [L1433] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1435] CALL, EXPR ldv_undef_int() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); [L1435] RET, EXPR ldv_undef_int() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, nondetermined=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 [L1439] CALL ldv_error() [L1368] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={4294967306:4294967301}, ldv_count_1=0, ldv_count_2=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={-18446744073709551615:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 183 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 1995 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1382 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 368 IncrementalHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 613 mSDtfsCounter, 368 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, InterpolantAutomatonStates: 13, 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, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 387 SizeOfPredicates, 1 NumberOfNonLiveVariables, 748 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 100/106 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 [2023-12-02 16:57:40,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:57:42,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:57:42,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-12-02 16:57:42,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:57:42,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:57:43,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:57:43,014 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:57:43,015 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:57:43,015 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:57:43,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:57:43,017 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:57:43,017 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:57:43,018 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:57:43,019 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:57:43,019 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:57:43,020 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:57:43,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:57:43,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:57:43,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:57:43,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:57:43,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:57:43,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:57:43,024 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:57:43,025 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:57:43,025 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:57:43,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:57:43,026 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:57:43,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:57:43,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:57:43,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:57:43,028 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:57:43,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:57:43,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:57:43,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:57:43,029 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:57:43,029 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:57:43,030 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:57:43,030 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:57:43,030 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:57:43,030 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:57:43,031 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:57:43,031 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2023-12-02 16:57:43,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:57:43,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:57:43,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:57:43,335 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:57:43,335 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:57:43,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-12-02 16:57:46,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:57:46,416 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:57:46,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-12-02 16:57:46,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data/efbfcddd3/9f7f7cd9d7354371ac6bf754045cfbad/FLAG5f5d220a7 [2023-12-02 16:57:46,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/data/efbfcddd3/9f7f7cd9d7354371ac6bf754045cfbad [2023-12-02 16:57:46,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:57:46,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:57:46,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:57:46,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:57:46,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:57:46,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:46" (1/1) ... [2023-12-02 16:57:46,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da73db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:46, skipping insertion in model container [2023-12-02 16:57:46,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:46" (1/1) ... [2023-12-02 16:57:46,529 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:57:46,970 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_5345cf4a-9889-4c0a-bd49-c821f31c53a8/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2023-12-02 16:57:46,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:57:47,013 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 16:57:47,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:57:47,152 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_5345cf4a-9889-4c0a-bd49-c821f31c53a8/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2023-12-02 16:57:47,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:57:47,167 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:57:47,236 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_5345cf4a-9889-4c0a-bd49-c821f31c53a8/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2023-12-02 16:57:47,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:57:47,276 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:57:47,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47 WrapperNode [2023-12-02 16:57:47,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:57:47,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:57:47,278 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:57:47,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:57:47,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,352 INFO L138 Inliner]: procedures = 85, calls = 178, calls flagged for inlining = 33, calls inlined = 26, statements flattened = 527 [2023-12-02 16:57:47,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:57:47,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:57:47,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:57:47,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:57:47,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,419 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,428 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:57:47,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:57:47,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:57:47,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:57:47,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (1/1) ... [2023-12-02 16:57:47,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:57:47,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:57:47,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:57:47,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:57:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-12-02 16:57:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-12-02 16:57:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2023-12-02 16:57:47,507 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2023-12-02 16:57:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:57:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 16:57:47,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 16:57:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 16:57:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 16:57:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 16:57:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 16:57:47,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 16:57:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 16:57:47,509 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 16:57:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 16:57:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-12-02 16:57:47,509 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-12-02 16:57:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 16:57:47,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 16:57:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 16:57:47,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 16:57:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 16:57:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-12-02 16:57:47,511 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-12-02 16:57:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 16:57:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 16:57:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 16:57:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-12-02 16:57:47,512 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-12-02 16:57:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:57:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-12-02 16:57:47,512 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-12-02 16:57:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-12-02 16:57:47,512 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-12-02 16:57:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-12-02 16:57:47,513 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-12-02 16:57:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:57:47,513 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:57:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2023-12-02 16:57:47,513 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2023-12-02 16:57:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 16:57:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-12-02 16:57:47,514 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-12-02 16:57:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:57:47,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:57:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2023-12-02 16:57:47,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2023-12-02 16:57:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-12-02 16:57:47,514 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-12-02 16:57:47,736 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:57:47,738 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:57:50,530 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 16:57:50,844 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:57:50,936 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:57:50,936 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 16:57:50,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:50 BoogieIcfgContainer [2023-12-02 16:57:50,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:57:50,939 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:57:50,940 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:57:50,943 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:57:50,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:57:46" (1/3) ... [2023-12-02 16:57:50,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21fd90f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:50, skipping insertion in model container [2023-12-02 16:57:50,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:47" (2/3) ... [2023-12-02 16:57:50,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21fd90f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:50, skipping insertion in model container [2023-12-02 16:57:50,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:50" (3/3) ... [2023-12-02 16:57:50,946 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-12-02 16:57:50,964 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:57:50,965 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:57:51,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:57:51,044 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5c01a665, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:57:51,044 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:57:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 120 states have (on average 1.375) internal successors, (165), 126 states have internal predecessors, (165), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-02 16:57:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 16:57:51,059 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:51,060 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:57:51,060 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:51,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:51,064 INFO L85 PathProgramCache]: Analyzing trace with hash 43089428, now seen corresponding path program 1 times [2023-12-02 16:57:51,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:57:51,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2065964105] [2023-12-02 16:57:51,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:51,077 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 [2023-12-02 16:57:51,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:57:51,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:57:51,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:57:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:51,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 16:57:51,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:57:51,534 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 16:57:51,534 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:57:51,535 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:57:51,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2065964105] [2023-12-02 16:57:51,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2065964105] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:51,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:57:51,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:57:51,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490860319] [2023-12-02 16:57:51,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:51,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:57:51,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:57:51,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:57:51,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:57:51,579 INFO L87 Difference]: Start difference. First operand has 187 states, 120 states have (on average 1.375) internal successors, (165), 126 states have internal predecessors, (165), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-12-02 16:57:51,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:51,858 INFO L93 Difference]: Finished difference Result 393 states and 559 transitions. [2023-12-02 16:57:51,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:57:51,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 58 [2023-12-02 16:57:51,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:51,874 INFO L225 Difference]: With dead ends: 393 [2023-12-02 16:57:51,874 INFO L226 Difference]: Without dead ends: 195 [2023-12-02 16:57:51,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:57:51,884 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 27 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:51,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 439 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 16:57:51,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-12-02 16:57:51,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2023-12-02 16:57:51,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 133 states have (on average 1.330827067669173) internal successors, (177), 134 states have internal predecessors, (177), 44 states have call successors, (44), 17 states have call predecessors, (44), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-02 16:57:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 265 transitions. [2023-12-02 16:57:51,957 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 265 transitions. Word has length 58 [2023-12-02 16:57:51,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:51,958 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 265 transitions. [2023-12-02 16:57:51,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-12-02 16:57:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 265 transitions. [2023-12-02 16:57:51,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 16:57:51,966 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:51,966 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-02 16:57:51,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:57:52,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:57:52,167 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:52,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:52,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1011504161, now seen corresponding path program 1 times [2023-12-02 16:57:52,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:57:52,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1992001247] [2023-12-02 16:57:52,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:52,169 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 [2023-12-02 16:57:52,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:57:52,170 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:57:52,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:57:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:52,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 16:57:52,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:57:52,709 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 16:57:52,709 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:57:52,709 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:57:52,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1992001247] [2023-12-02 16:57:52,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1992001247] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:52,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:57:52,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-02 16:57:52,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953495548] [2023-12-02 16:57:52,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:52,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 16:57:52,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:57:52,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 16:57:52,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:57:52,713 INFO L87 Difference]: Start difference. First operand 195 states and 265 transitions. Second operand has 7 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2023-12-02 16:57:53,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:53,325 INFO L93 Difference]: Finished difference Result 393 states and 537 transitions. [2023-12-02 16:57:53,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 16:57:53,326 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 79 [2023-12-02 16:57:53,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:53,331 INFO L225 Difference]: With dead ends: 393 [2023-12-02 16:57:53,331 INFO L226 Difference]: Without dead ends: 197 [2023-12-02 16:57:53,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:57:53,334 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 2 mSDsluCounter, 1027 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1236 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:53,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1236 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-02 16:57:53,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2023-12-02 16:57:53,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2023-12-02 16:57:53,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 134 states have (on average 1.328358208955224) internal successors, (178), 136 states have internal predecessors, (178), 44 states have call successors, (44), 17 states have call predecessors, (44), 18 states have return successors, (47), 44 states have call predecessors, (47), 44 states have call successors, (47) [2023-12-02 16:57:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 269 transitions. [2023-12-02 16:57:53,360 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 269 transitions. Word has length 79 [2023-12-02 16:57:53,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:53,361 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 269 transitions. [2023-12-02 16:57:53,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2023-12-02 16:57:53,361 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 269 transitions. [2023-12-02 16:57:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 16:57:53,366 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:53,366 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:57:53,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 16:57:53,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:57:53,572 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:53,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:53,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1191815537, now seen corresponding path program 1 times [2023-12-02 16:57:53,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:57:53,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1804919515] [2023-12-02 16:57:53,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:53,573 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 [2023-12-02 16:57:53,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:57:53,574 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:57:53,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 (4)] Waiting until timeout for monitored process [2023-12-02 16:57:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:53,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 16:57:53,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:57:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 16:57:53,966 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:57:53,966 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:57:53,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1804919515] [2023-12-02 16:57:53,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1804919515] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:53,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:57:53,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:57:53,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84762670] [2023-12-02 16:57:53,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:53,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:57:53,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:57:53,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:57:53,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:57:53,970 INFO L87 Difference]: Start difference. First operand 197 states and 269 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-02 16:57:54,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:54,281 INFO L93 Difference]: Finished difference Result 399 states and 546 transitions. [2023-12-02 16:57:54,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:57:54,282 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 97 [2023-12-02 16:57:54,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:54,284 INFO L225 Difference]: With dead ends: 399 [2023-12-02 16:57:54,284 INFO L226 Difference]: Without dead ends: 203 [2023-12-02 16:57:54,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:57:54,286 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 7 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:54,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 642 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 16:57:54,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-12-02 16:57:54,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 199. [2023-12-02 16:57:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 136 states have (on average 1.3235294117647058) internal successors, (180), 138 states have internal predecessors, (180), 44 states have call successors, (44), 17 states have call predecessors, (44), 18 states have return successors, (47), 44 states have call predecessors, (47), 44 states have call successors, (47) [2023-12-02 16:57:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 271 transitions. [2023-12-02 16:57:54,308 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 271 transitions. Word has length 97 [2023-12-02 16:57:54,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:54,309 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 271 transitions. [2023-12-02 16:57:54,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-02 16:57:54,309 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 271 transitions. [2023-12-02 16:57:54,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 16:57:54,312 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:54,313 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:57:54,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 (4)] Ended with exit code 0 [2023-12-02 16:57:54,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:57:54,514 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:54,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:54,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1475536907, now seen corresponding path program 1 times [2023-12-02 16:57:54,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:57:54,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1592258874] [2023-12-02 16:57:54,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:54,516 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 [2023-12-02 16:57:54,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:57:54,517 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:57:54,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 (5)] Waiting until timeout for monitored process [2023-12-02 16:57:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:57:55,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:57:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:57:57,456 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2023-12-02 16:57:57,456 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:57:57,457 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:57:57,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 (5)] Ended with exit code 0 [2023-12-02 16:57:57,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:57:57,664 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-12-02 16:57:57,667 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:57:57,730 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:57,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:57,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:57,732 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:57,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:57,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated [2023-12-02 16:57:57,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated [2023-12-02 16:57:57,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret128 [2023-12-02 16:57:57,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated [2023-12-02 16:57:57,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:57,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:57,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated [2023-12-02 16:57:57,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated [2023-12-02 16:57:57,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated [2023-12-02 16:57:57,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:57,745 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:57,746 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:57,749 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:57,750 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:57,750 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated [2023-12-02 16:57:57,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:57,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated [2023-12-02 16:57:57,752 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc33 [2023-12-02 16:57:57,754 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret156 [2023-12-02 16:57:57,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem95 [2023-12-02 16:57:57,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:57,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem95 [2023-12-02 16:57:57,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-12-02 16:57:57,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret152 [2023-12-02 16:57:57,760 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem103 [2023-12-02 16:57:57,762 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated [2023-12-02 16:57:57,762 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret104 could not be translated [2023-12-02 16:57:57,763 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem103 [2023-12-02 16:57:57,764 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem110 could not be translated [2023-12-02 16:57:57,765 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-12-02 16:57:57,767 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret146 could not be translated [2023-12-02 16:57:57,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:57:57 BoogieIcfgContainer [2023-12-02 16:57:57,792 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:57:57,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:57:57,793 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:57:57,793 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:57:57,794 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:50" (3/4) ... [2023-12-02 16:57:57,796 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:57:57,797 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:57:57,797 INFO L158 Benchmark]: Toolchain (without parser) took 11339.60ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 87.9MB in the beginning and 64.5MB in the end (delta: 23.4MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2023-12-02 16:57:57,798 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:57:57,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 817.42ms. Allocated memory is still 113.2MB. Free memory was 87.9MB in the beginning and 74.8MB in the end (delta: 13.1MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-12-02 16:57:57,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.00ms. Allocated memory is still 113.2MB. Free memory was 74.8MB in the beginning and 70.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:57:57,799 INFO L158 Benchmark]: Boogie Preprocessor took 74.94ms. Allocated memory is still 113.2MB. Free memory was 70.6MB in the beginning and 65.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:57:57,799 INFO L158 Benchmark]: RCFGBuilder took 3507.60ms. Allocated memory is still 113.2MB. Free memory was 65.7MB in the beginning and 43.8MB in the end (delta: 21.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-12-02 16:57:57,800 INFO L158 Benchmark]: TraceAbstraction took 6852.81ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 43.1MB in the beginning and 64.5MB in the end (delta: -21.3MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2023-12-02 16:57:57,800 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 136.3MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:57:57,802 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 817.42ms. Allocated memory is still 113.2MB. Free memory was 87.9MB in the beginning and 74.8MB in the end (delta: 13.1MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.00ms. Allocated memory is still 113.2MB. Free memory was 74.8MB in the beginning and 70.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.94ms. Allocated memory is still 113.2MB. Free memory was 70.6MB in the beginning and 65.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3507.60ms. Allocated memory is still 113.2MB. Free memory was 65.7MB in the beginning and 43.8MB in the end (delta: 21.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6852.81ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 43.1MB in the beginning and 64.5MB in the end (delta: -21.3MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 136.3MB. Free memory is still 64.5MB. 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~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret128 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc33 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret156 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem95 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem95 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret152 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem103 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem103 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret146 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: 1368]: 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 1069. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] 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}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; [L1226] FCALL ldv_initialize() [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1278] case 1: [L1290] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1278] case 1: [L1292] CALL, EXPR s3c_hwmon_init() [L1179] int tmp ; [L1181] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1497] return __VERIFIER_nondet_int(); [L1181] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); [L1292] RET, EXPR s3c_hwmon_init() [L1292] ldv_retval_2 = s3c_hwmon_init() [L1278] case 1: [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1301] CALL ldv_platform_driver_init_1() [L1212] void *tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1214] CALL, EXPR ldv_malloc(624U) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={40:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={40:0}, tmp___0=0] [L817] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L817] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={40:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={40:0}, tmp___0=0] [L818] CALL, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={40:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={40:0}, ptr={40:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={40:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={40:0}, ptr={40:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L818] RET, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={40:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={40:0}, tmp___0=0] [L818] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L818] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={40:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={40:0}, tmp___0=0] [L819] return (p); VAL [LDV_IN_INTERRUPT=1, \old(size)=624, \result={40:0}, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={40:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={40:0}, tmp___0=0] [L1214] RET, EXPR ldv_malloc(624U) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = ldv_malloc(624U) [L1215] CALL assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}] [L1215] RET assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={0:0}, tmp={40:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp [L1301] RET ldv_platform_driver_init_1() [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp=0, tmp___0=0, tmp___1=1] [L1233] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp=0, tmp___0=0, tmp___1=1] [L1239] CALL s3c_hwmon_probe(s3c_hwmon_driver_group1) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, dev={40:0}, dev={40:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1061] CALL, EXPR ldv_kzalloc_9(800U, 208U) [L1358] void *tmp ; [L1360] CALL, EXPR ldv_zalloc(size) [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] EXPR, FCALL calloc(1U, size) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=800, tmp___0=0] [L833] tmp = calloc(1U, size) [L834] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={27:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=800, tmp={27:0}, tmp___0=0] [L835] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L801] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L835] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={27:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=800, tmp={27:0}, tmp___0=0] [L836] CALL, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={27:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={27:0}, ptr={27:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={27:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={27:0}, ptr={27:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L836] RET, EXPR IS_ERR(p) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={27:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=800, tmp={27:0}, tmp___0=0] [L836] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L801] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L836] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={27:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=800, tmp={27:0}, tmp___0=0] [L837] return (p); VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=800, \result={27:0}, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={27:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=800, tmp={27:0}, tmp___0=0] [L1360] RET, EXPR ldv_zalloc(size) [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); [L1061] RET, EXPR ldv_kzalloc_9(800U, 208U) [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, dev={40:0}, dev={40:0}, hwmon={27:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}] [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1068] CALL platform_set_drvdata(dev, (void *)hwmon) [L906] FCALL dev_set_drvdata(& pdev->dev, data) [L1068] RET platform_set_drvdata(dev, (void *)hwmon) [L1069] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1070-L1072] CALL, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1507] CALL, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=0, \result={0:0}, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=0, tmp___0=2] [L1507] RET, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(arg3)=0, \old(ldv_count_2)=0, __this_module={0:0}, arg0={40:0}, arg0={40:0}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1507] return ldv_malloc(0UL); [L1070-L1072] RET, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, dev={40:0}, dev={40:0}, hwmon={27:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}] [L1073] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1073] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, dev={40:0}, dev={40:0}, hwmon={27:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}] [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L1081] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L937] return (0); [L1081] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L1086] CALL, EXPR hwmon_device_register(& dev->dev) [L1480] CALL, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=1003, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, \old(size)=1003, \result={0:0}, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, size=1003, tmp___0=2] [L1480] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, arg0={40:12}, arg0={40:12}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1480] return ldv_malloc(sizeof(struct device)); [L1086] RET, EXPR hwmon_device_register(& dev->dev) [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, dev={40:0}, dev={40:0}, hwmon={27:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}, tmp___1=0] [L1087] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1334] bool tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1087] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, dev={40:0}, dev={40:0}, hwmon={27:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}, tmp___1=0] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, dev={40:0}, dev={40:0}, hwmon={27:0}, i=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}, tmp___1=0, tmp___3=0] [L1134] COND TRUE (unsigned int )i <= 7U [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, cfg={0:-9222809086901354494}, dev={40:0}, dev={40:0}, hwmon={27:0}, i=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}, tmp___1=0, tmp___3=0] [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __key={143:0}, __this_module={0:0}, cfg={0:-9222809086901354494}, dev={40:0}, dev={40:0}, hwmon={27:0}, i=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={0:-9223372036854775808}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}, tmp={27:0}, tmp___1=0, tmp___3=0] [L1108] COND FALSE !(cfg->div == 0U) [L1113] EXPR pdata->in[i] [L1113-L1114] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1008] CALL ldv_device_create_file_7(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1342] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={40:12}, ldv_func_arg1={40:12}, ldv_func_arg2={27:168}, ldv_func_arg2={27:168}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1344] CALL ldv_device_create_file() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1432] int nondetermined ; [L1433] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1435] CALL, EXPR ldv_undef_int() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); [L1435] RET, EXPR ldv_undef_int() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, nondetermined=-2147483648, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 [L1439] CALL ldv_error() [L1368] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group1={40:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 188 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 2317 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1666 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 375 IncrementalHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 651 mSDtfsCounter, 375 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 233 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=199occurred in iteration=3, InterpolantAutomatonStates: 14, 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, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 353 NumberOfCodeBlocks, 353 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 231 ConstructedInterpolants, 0 QuantifiedInterpolants, 281 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1169 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 74/74 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 [2023-12-02 16:57:57,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5345cf4a-9889-4c0a-bd49-c821f31c53a8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample