./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --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 0.2.1-dev-53f42b1 [2021-11-20 23:35:37,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:35:37,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:35:37,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:35:37,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:35:37,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:35:37,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:35:37,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:35:37,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:35:37,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:35:37,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:35:37,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:35:37,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:35:37,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:35:37,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:35:37,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:35:37,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:35:37,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:35:37,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:35:37,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:35:37,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:35:37,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:35:37,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:35:37,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:35:37,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:35:37,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:35:37,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:35:37,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:35:37,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:35:37,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:35:37,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:35:37,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:35:37,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:35:37,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:35:37,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:35:37,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:35:37,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:35:37,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:35:37,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:35:37,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:35:37,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:35:37,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 23:35:37,431 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:35:37,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:35:37,432 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:35:37,432 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:35:37,433 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:35:37,433 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:35:37,434 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:35:37,434 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:35:37,441 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:35:37,441 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:35:37,442 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:35:37,442 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:35:37,443 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:35:37,443 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:35:37,443 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:35:37,443 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:35:37,444 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:35:37,444 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:35:37,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:35:37,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:35:37,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:35:37,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:35:37,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:35:37,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:35:37,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:35:37,447 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:35:37,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:35:37,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:35:37,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:35:37,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:35:37,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:35:37,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:35:37,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:35:37,450 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:35:37,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:35:37,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:35:37,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:35:37,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:35:37,451 INFO L138 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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2021-11-20 23:35:37,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:35:37,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:35:37,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:35:37,775 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:35:37,776 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:35:37,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/../../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 [2021-11-20 23:35:37,848 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/87fd5361f/44d87d183995401192539ab906bca2b7/FLAG41e3afbb1 [2021-11-20 23:35:38,369 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:35:38,373 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/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 [2021-11-20 23:35:38,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/87fd5361f/44d87d183995401192539ab906bca2b7/FLAG41e3afbb1 [2021-11-20 23:35:38,658 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/87fd5361f/44d87d183995401192539ab906bca2b7 [2021-11-20 23:35:38,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:35:38,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:35:38,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:35:38,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:35:38,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:35:38,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:38" (1/1) ... [2021-11-20 23:35:38,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31979fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:38, skipping insertion in model container [2021-11-20 23:35:38,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:38" (1/1) ... [2021-11-20 23:35:38,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:35:38,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:35:39,251 WARN L230 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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/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] [2021-11-20 23:35:39,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:35:39,284 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:35:39,372 WARN L230 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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/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] [2021-11-20 23:35:39,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:35:39,414 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:35:39,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39 WrapperNode [2021-11-20 23:35:39,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:35:39,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:35:39,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:35:39,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:35:39,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,526 INFO L137 Inliner]: procedures = 83, calls = 176, calls flagged for inlining = 31, calls inlined = 25, statements flattened = 509 [2021-11-20 23:35:39,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:35:39,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:35:39,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:35:39,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:35:39,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:35:39,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:35:39,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:35:39,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:35:39,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (1/1) ... [2021-11-20 23:35:39,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:35:39,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:35:39,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:35:39,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:35:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2021-11-20 23:35:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2021-11-20 23:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2021-11-20 23:35:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2021-11-20 23:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 23:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 23:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 23:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 23:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 23:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 23:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 23:35:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 23:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 23:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 23:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 23:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 23:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 23:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 23:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 23:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2021-11-20 23:35:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2021-11-20 23:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 23:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-20 23:35:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-20 23:35:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2021-11-20 23:35:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2021-11-20 23:35:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 23:35:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2021-11-20 23:35:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2021-11-20 23:35:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 23:35:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 23:35:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:35:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2021-11-20 23:35:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2021-11-20 23:35:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:35:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-20 23:35:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-20 23:35:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:35:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:35:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2021-11-20 23:35:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2021-11-20 23:35:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 23:35:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 23:35:39,912 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:35:39,914 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:35:40,317 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 23:35:40,628 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:35:40,689 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:35:40,689 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 23:35:40,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:40 BoogieIcfgContainer [2021-11-20 23:35:40,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:35:40,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:35:40,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:35:40,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:35:40,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:35:38" (1/3) ... [2021-11-20 23:35:40,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e5e07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:35:40, skipping insertion in model container [2021-11-20 23:35:40,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:39" (2/3) ... [2021-11-20 23:35:40,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e5e07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:35:40, skipping insertion in model container [2021-11-20 23:35:40,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:40" (3/3) ... [2021-11-20 23:35:40,700 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-20 23:35:40,705 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:35:40,705 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:35:40,752 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:35:40,758 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 23:35:40,758 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 23:35:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 104 states have (on average 1.3653846153846154) internal successors, (142), 110 states have internal predecessors, (142), 40 states have call successors, (40), 17 states have call predecessors, (40), 16 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-11-20 23:35:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-20 23:35:40,791 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:40,792 INFO L514 BasicCegarLoop]: 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] [2021-11-20 23:35:40,792 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:40,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:40,798 INFO L85 PathProgramCache]: Analyzing trace with hash 123644692, now seen corresponding path program 1 times [2021-11-20 23:35:40,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:35:40,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728817926] [2021-11-20 23:35:40,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:40,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:35:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:35:41,120 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-20 23:35:41,121 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:35:41,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728817926] [2021-11-20 23:35:41,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728817926] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:35:41,122 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:35:41,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:35:41,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559403032] [2021-11-20 23:35:41,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:35:41,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:35:41,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:35:41,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:35:41,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:35:41,169 INFO L87 Difference]: Start difference. First operand has 162 states, 104 states have (on average 1.3653846153846154) internal successors, (142), 110 states have internal predecessors, (142), 40 states have call successors, (40), 17 states have call predecessors, (40), 16 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-11-20 23:35:41,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:35:41,349 INFO L93 Difference]: Finished difference Result 343 states and 469 transitions. [2021-11-20 23:35:41,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:35:41,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 55 [2021-11-20 23:35:41,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:35:41,363 INFO L225 Difference]: With dead ends: 343 [2021-11-20 23:35:41,378 INFO L226 Difference]: Without dead ends: 170 [2021-11-20 23:35:41,384 INFO L932 BasicCegarLoop]: 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 [2021-11-20 23:35:41,387 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 27 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:35:41,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 360 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:35:41,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2021-11-20 23:35:41,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 170. [2021-11-20 23:35:41,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 117 states have (on average 1.3247863247863247) internal successors, (155), 118 states have internal predecessors, (155), 36 states have call successors, (36), 16 states have call predecessors, (36), 16 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-11-20 23:35:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 227 transitions. [2021-11-20 23:35:41,468 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 227 transitions. Word has length 55 [2021-11-20 23:35:41,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:35:41,470 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 227 transitions. [2021-11-20 23:35:41,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-11-20 23:35:41,471 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 227 transitions. [2021-11-20 23:35:41,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-20 23:35:41,477 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:41,477 INFO L514 BasicCegarLoop]: 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] [2021-11-20 23:35:41,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 23:35:41,478 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:41,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:41,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1044414580, now seen corresponding path program 1 times [2021-11-20 23:35:41,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:35:41,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986098598] [2021-11-20 23:35:41,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:41,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:35:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:35:41,913 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-20 23:35:41,914 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:35:41,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986098598] [2021-11-20 23:35:41,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986098598] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:35:41,914 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:35:41,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:35:41,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544036077] [2021-11-20 23:35:41,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:35:41,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:35:41,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:35:41,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:35:41,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:35:41,918 INFO L87 Difference]: Start difference. First operand 170 states and 227 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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) [2021-11-20 23:35:42,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:35:42,090 INFO L93 Difference]: Finished difference Result 343 states and 459 transitions. [2021-11-20 23:35:42,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:35:42,091 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 74 [2021-11-20 23:35:42,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:35:42,096 INFO L225 Difference]: With dead ends: 343 [2021-11-20 23:35:42,096 INFO L226 Difference]: Without dead ends: 174 [2021-11-20 23:35:42,098 INFO L932 BasicCegarLoop]: 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 [2021-11-20 23:35:42,100 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 5 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:35:42,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 519 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:35:42,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-11-20 23:35:42,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 172. [2021-11-20 23:35:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 119 states have (on average 1.319327731092437) internal successors, (157), 120 states have internal predecessors, (157), 36 states have call successors, (36), 16 states have call predecessors, (36), 16 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-11-20 23:35:42,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 229 transitions. [2021-11-20 23:35:42,125 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 229 transitions. Word has length 74 [2021-11-20 23:35:42,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:35:42,126 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 229 transitions. [2021-11-20 23:35:42,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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) [2021-11-20 23:35:42,127 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 229 transitions. [2021-11-20 23:35:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-20 23:35:42,132 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:42,132 INFO L514 BasicCegarLoop]: 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] [2021-11-20 23:35:42,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 23:35:42,133 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:42,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:42,133 INFO L85 PathProgramCache]: Analyzing trace with hash 510727779, now seen corresponding path program 1 times [2021-11-20 23:35:42,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:35:42,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857954489] [2021-11-20 23:35:42,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:42,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:35:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:35:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-20 23:35:42,432 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:35:42,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857954489] [2021-11-20 23:35:42,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857954489] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:35:42,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930156262] [2021-11-20 23:35:42,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:42,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:35:42,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:35:42,439 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:35:42,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 23:35:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:35:42,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-20 23:35:42,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:35:43,031 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 23:35:43,032 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 23:35:43,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930156262] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:35:43,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:35:43,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2021-11-20 23:35:43,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126171637] [2021-11-20 23:35:43,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:35:43,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 23:35:43,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:35:43,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 23:35:43,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 23:35:43,039 INFO L87 Difference]: Start difference. First operand 172 states and 229 transitions. Second operand has 6 states, 4 states have (on average 13.25) internal successors, (53), 5 states have internal predecessors, (53), 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) [2021-11-20 23:35:43,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:35:43,210 INFO L93 Difference]: Finished difference Result 347 states and 465 transitions. [2021-11-20 23:35:43,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:35:43,211 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 13.25) internal successors, (53), 5 states have internal predecessors, (53), 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 93 [2021-11-20 23:35:43,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:35:43,218 INFO L225 Difference]: With dead ends: 347 [2021-11-20 23:35:43,218 INFO L226 Difference]: Without dead ends: 174 [2021-11-20 23:35:43,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 23:35:43,231 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 0 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:35:43,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 836 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:35:43,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-11-20 23:35:43,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2021-11-20 23:35:43,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 120 states have (on average 1.3166666666666667) internal successors, (158), 122 states have internal predecessors, (158), 36 states have call successors, (36), 16 states have call predecessors, (36), 17 states have return successors, (39), 36 states have call predecessors, (39), 36 states have call successors, (39) [2021-11-20 23:35:43,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 233 transitions. [2021-11-20 23:35:43,271 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 233 transitions. Word has length 93 [2021-11-20 23:35:43,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:35:43,273 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 233 transitions. [2021-11-20 23:35:43,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 13.25) internal successors, (53), 5 states have internal predecessors, (53), 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) [2021-11-20 23:35:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 233 transitions. [2021-11-20 23:35:43,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-20 23:35:43,285 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:43,285 INFO L514 BasicCegarLoop]: 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] [2021-11-20 23:35:43,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 23:35:43,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-20 23:35:43,504 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:43,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:43,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1866560268, now seen corresponding path program 1 times [2021-11-20 23:35:43,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:35:43,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122998343] [2021-11-20 23:35:43,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:43,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:35:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:35:43,707 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 23:35:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:35:44,044 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-20 23:35:44,044 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 23:35:44,045 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 23:35:44,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 23:35:44,051 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-20 23:35:44,055 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 23:35:44,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:35:44 BoogieIcfgContainer [2021-11-20 23:35:44,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 23:35:44,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 23:35:44,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 23:35:44,232 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 23:35:44,233 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:40" (3/4) ... [2021-11-20 23:35:44,236 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 23:35:44,239 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 23:35:44,242 INFO L158 Benchmark]: Toolchain (without parser) took 5574.80ms. Allocated memory was 98.6MB in the beginning and 195.0MB in the end (delta: 96.5MB). Free memory was 62.6MB in the beginning and 100.1MB in the end (delta: -37.5MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2021-11-20 23:35:44,242 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory was 50.3MB in the beginning and 50.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:35:44,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 746.73ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 62.4MB in the beginning and 83.8MB in the end (delta: -21.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 23:35:44,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.36ms. Allocated memory is still 130.0MB. Free memory was 83.8MB in the beginning and 79.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 23:35:44,244 INFO L158 Benchmark]: Boogie Preprocessor took 75.48ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 76.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 23:35:44,245 INFO L158 Benchmark]: RCFGBuilder took 1088.50ms. Allocated memory is still 130.0MB. Free memory was 76.2MB in the beginning and 85.9MB in the end (delta: -9.7MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-11-20 23:35:44,247 INFO L158 Benchmark]: TraceAbstraction took 3537.63ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 85.3MB in the beginning and 100.1MB in the end (delta: -14.9MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2021-11-20 23:35:44,247 INFO L158 Benchmark]: Witness Printer took 7.51ms. Allocated memory is still 195.0MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:35:44,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory was 50.3MB in the beginning and 50.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 746.73ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 62.4MB in the beginning and 83.8MB in the end (delta: -21.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.36ms. Allocated memory is still 130.0MB. Free memory was 83.8MB in the beginning and 79.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.48ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 76.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1088.50ms. Allocated memory is still 130.0MB. Free memory was 76.2MB in the beginning and 85.9MB in the end (delta: -9.7MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3537.63ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 85.3MB in the beginning and 100.1MB in the end (delta: -14.9MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. * Witness Printer took 7.51ms. Allocated memory is still 195.0MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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 call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1174. 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 [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=1] [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1291] COND TRUE ldv_state_variable_0 == 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() [L1293] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1301] CALL ldv_platform_driver_init_1() [L1212] void *tmp ; VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L1214] CALL, EXPR ldv_malloc(624U) VAL [\old(size)=624, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, 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 [\old(size)=624, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-36893488147419101220:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-36893488147419101220:0}, tmp___0=0] [L817] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) [L817] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=624, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-36893488147419101220:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-36893488147419101220:0}, tmp___0=0] [L818] CALL, EXPR IS_ERR(p) VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={-36893488147419101220:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={-36893488147419101220:0}, ptr={-36893488147419101220:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={-36893488147419101220:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={-36893488147419101220:0}, ptr={-36893488147419101220:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L818] RET, EXPR IS_ERR(p) VAL [\old(size)=624, __this_module={4294967305:4294967300}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-36893488147419101220:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-36893488147419101220:0}, tmp___0=0] [L818] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) [L818] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(size)=624, __this_module={4294967305:4294967300}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-36893488147419101220:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-36893488147419101220:0}, tmp___0=0] [L819] return (p); VAL [\old(size)=624, \result={-36893488147419101220:0}, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={-36893488147419101220:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={-36893488147419101220:0}, tmp___0=0] [L1214] RET, EXPR ldv_malloc(624U) VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(624U)={-36893488147419101220:0}, 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={20:0}, 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 [\old(cond)=1, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) [L1215] RET assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp={-36893488147419101220:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp [L1301] RET ldv_platform_driver_init_1() [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, tmp=0, tmp___1=1] [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, tmp=0, tmp___0=0, tmp___1=1] [L1238] COND TRUE ldv_state_variable_1 == 1 VAL [__this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, tmp=0, tmp___0=0, tmp___1=1] [L1239] CALL s3c_hwmon_probe(s3c_hwmon_driver_group1) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [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 [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [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 [\old(ldv_count_2)=0, \old(size)=800, __this_module={4294967305:4294967300}, calloc(1U, size)={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, size=800, tmp___0=0] [L833] tmp = calloc(1U, size) [L834] p = tmp VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={4294967305:4294967300}, calloc(1U, size)={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L835] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L801] COND FALSE !(!cond) [L835] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={4294967305:4294967300}, calloc(1U, size)={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L836] CALL, EXPR IS_ERR(p) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={-18446744073709549604:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1334] bool tmp ; VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={-18446744073709549604:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L836] RET, EXPR IS_ERR(p) VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={4294967305:4294967300}, calloc(1U, size)={-18446744073709549604:0}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L836] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, \old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L801] COND FALSE !(!cond) [L836] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={4294967305:4294967300}, calloc(1U, size)={-18446744073709549604:0}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, size=800, tmp={-18446744073709549604:0}, tmp___0=0] [L837] return (p); VAL [\old(ldv_count_2)=0, \old(size)=800, \result={-18446744073709549604:0}, __this_module={4294967305:4294967300}, calloc(1U, size)={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, 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 [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, hwmon={-18446744073709549604:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, 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 [\old(ldv_count_2)=0, \old(size)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [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 [\old(ldv_count_2)=0, \old(size)=0, \result={0:0}, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, size=0, tmp___0=-2] [L1507] RET, EXPR ldv_malloc(0UL) VAL [\old(arg3)=0, \old(ldv_count_2)=0, __this_module={4294967305:4294967300}, arg0={-36893488147419101220:0}, arg0={-36893488147419101220:0}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={0:0}, 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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [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 [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, hwmon={-18446744073709549604:0}, hwmon->client={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, tmp={-18446744073709549604:0}] [L1073] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1334] bool tmp ; VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1073] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, hwmon={-18446744073709549604:0}, hwmon->client={0:0}, IS_ERR((void const *)hwmon->client)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, 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 [\old(ldv_count_2)=0, \old(size)=1003, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [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 [\old(ldv_count_2)=0, \old(size)=1003, \result={0:0}, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, size=1003, tmp___0=-3] [L1480] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, arg0={-36893488147419101220:12}, arg0={-36893488147419101220:12}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct device))={0:0}, 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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [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 [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, hwmon={-18446744073709549604:0}, hwmon->hwmon_dev={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, tmp={-18446744073709549604:0}, tmp___1=0] [L1087] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1334] bool tmp ; VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1087] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, hwmon={-18446744073709549604:0}, hwmon->hwmon_dev={0:0}, IS_ERR((void const *)hwmon->hwmon_dev)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, 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 [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, hwmon={-18446744073709549604:0}, i=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, 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 TRUE cfg->mult > 65535U [L1108] EXPR cfg->div VAL [\old(ldv_count_2)=0, __key={22:0}, __this_module={4294967305:4294967300}, cfg={26:-25}, cfg->div=4294967297, dev={-36893488147419101220:0}, dev={-36893488147419101220:0}, dev_warn((struct device const *)(& dev->dev), "channel %d multiplier too large\n", i)=4294967302, hwmon={-18446744073709549604:0}, i=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, pdata={-22:23}, probed_1=0, ref_cnt=0, ret=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}, 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 [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={-36893488147419101220:12}, ldv_func_arg1={-36893488147419101220:12}, ldv_func_arg2={-18446744073709549604:168}, ldv_func_arg2={-18446744073709549604:168}, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1344] CALL ldv_device_create_file() VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1432] int nondetermined ; [L1433] int tmp ; VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1435] CALL, EXPR ldv_undef_int() VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); [L1435] RET, EXPR ldv_undef_int() VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_undef_int()=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 [L1439] CALL ldv_error() [L1368] reach_error() VAL [\old(ldv_count_2)=0, __this_module={4294967305:4294967300}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={-36893488147419101220:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 18 procedures, 163 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 1715 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1385 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 358 IncrementalHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 529 mSDtfsCounter, 358 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 311 ConstructedInterpolants, 0 QuantifiedInterpolants, 383 SizeOfPredicates, 3 NumberOfNonLiveVariables, 819 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 [2021-11-20 23:35:44,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --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 0.2.1-dev-53f42b1 [2021-11-20 23:35:46,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:35:46,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:35:46,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:35:46,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:35:46,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:35:46,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:35:46,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:35:46,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:35:46,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:35:46,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:35:46,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:35:46,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:35:46,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:35:46,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:35:46,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:35:46,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:35:46,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:35:46,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:35:46,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:35:46,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:35:46,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:35:46,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:35:46,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:35:46,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:35:46,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:35:46,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:35:46,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:35:46,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:35:46,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:35:46,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:35:46,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:35:46,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:35:46,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:35:46,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:35:46,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:35:46,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:35:46,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:35:46,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:35:46,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:35:46,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:35:46,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-20 23:35:46,812 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:35:46,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:35:46,813 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:35:46,813 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:35:46,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:35:46,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:35:46,815 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:35:46,815 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:35:46,815 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:35:46,815 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:35:46,815 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:35:46,816 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:35:46,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:35:46,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:35:46,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:35:46,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:35:46,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:35:46,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:35:46,818 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:35:46,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:35:46,818 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:35:46,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:35:46,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:35:46,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:35:46,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:35:46,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:35:46,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:35:46,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:35:46,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:35:46,820 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:35:46,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:35:46,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:35:46,820 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:35:46,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:35:46,821 INFO L138 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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2021-11-20 23:35:47,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:35:47,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:35:47,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:35:47,244 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:35:47,245 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:35:47,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/../../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 [2021-11-20 23:35:47,319 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/ad1d58741/a632d880b2e34c609e7c8dbb95d51b64/FLAGeabecc1d9 [2021-11-20 23:35:48,034 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:35:48,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/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 [2021-11-20 23:35:48,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/ad1d58741/a632d880b2e34c609e7c8dbb95d51b64/FLAGeabecc1d9 [2021-11-20 23:35:48,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/data/ad1d58741/a632d880b2e34c609e7c8dbb95d51b64 [2021-11-20 23:35:48,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:35:48,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:35:48,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:35:48,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:35:48,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:35:48,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:48" (1/1) ... [2021-11-20 23:35:48,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c27bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:48, skipping insertion in model container [2021-11-20 23:35:48,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:48" (1/1) ... [2021-11-20 23:35:48,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:35:48,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:35:48,952 WARN L230 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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/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] [2021-11-20 23:35:48,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:35:48,998 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:35:49,168 WARN L230 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_1ca4cda7-a7c4-457a-a3b0-a82fba229860/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] [2021-11-20 23:35:49,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:35:49,217 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:35:49,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49 WrapperNode [2021-11-20 23:35:49,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:35:49,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:35:49,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:35:49,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:35:49,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,322 INFO L137 Inliner]: procedures = 85, calls = 176, calls flagged for inlining = 31, calls inlined = 25, statements flattened = 484 [2021-11-20 23:35:49,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:35:49,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:35:49,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:35:49,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:35:49,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:35:49,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:35:49,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:35:49,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:35:49,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (1/1) ... [2021-11-20 23:35:49,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:35:49,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:35:49,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:35:49,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:35:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2021-11-20 23:35:49,500 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2021-11-20 23:35:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2021-11-20 23:35:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2021-11-20 23:35:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:35:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 23:35:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 23:35:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:35:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 23:35:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-20 23:35:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 23:35:49,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 23:35:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 23:35:49,502 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 23:35:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 23:35:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 23:35:49,503 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 23:35:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 23:35:49,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 23:35:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 23:35:49,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 23:35:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2021-11-20 23:35:49,504 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2021-11-20 23:35:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:35:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-20 23:35:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 23:35:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-20 23:35:49,505 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-20 23:35:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-20 23:35:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2021-11-20 23:35:49,506 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2021-11-20 23:35:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2021-11-20 23:35:49,506 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2021-11-20 23:35:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 23:35:49,507 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 23:35:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2021-11-20 23:35:49,507 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2021-11-20 23:35:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:35:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-20 23:35:49,508 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-20 23:35:49,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:35:49,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:35:49,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2021-11-20 23:35:49,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2021-11-20 23:35:49,509 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 23:35:49,509 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 23:35:49,838 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:35:49,840 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:35:50,534 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 23:35:50,828 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:35:50,840 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:35:50,842 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 23:35:50,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:50 BoogieIcfgContainer [2021-11-20 23:35:50,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:35:50,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:35:50,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:35:50,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:35:50,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:35:48" (1/3) ... [2021-11-20 23:35:50,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24577641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:35:50, skipping insertion in model container [2021-11-20 23:35:50,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:49" (2/3) ... [2021-11-20 23:35:50,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24577641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:35:50, skipping insertion in model container [2021-11-20 23:35:50,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:50" (3/3) ... [2021-11-20 23:35:50,865 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-20 23:35:50,873 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:35:50,873 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:35:50,931 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:35:50,938 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 23:35:50,938 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 23:35:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand has 204 states, 146 states have (on average 1.2945205479452055) internal successors, (189), 152 states have internal predecessors, (189), 40 states have call successors, (40), 17 states have call predecessors, (40), 16 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-11-20 23:35:50,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-20 23:35:50,973 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:50,974 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:35:50,974 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:50,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:50,980 INFO L85 PathProgramCache]: Analyzing trace with hash -2014739786, now seen corresponding path program 1 times [2021-11-20 23:35:50,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:35:50,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [650655322] [2021-11-20 23:35:50,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:50,996 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:35:50,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:35:50,999 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:35:51,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-20 23:35:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:35:51,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 23:35:51,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:35:51,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:35:51,698 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:35:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:35:51,912 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:35:51,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [650655322] [2021-11-20 23:35:51,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [650655322] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:35:51,913 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:35:51,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-20 23:35:51,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19573174] [2021-11-20 23:35:51,917 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:35:51,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:35:51,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:35:51,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:35:51,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:35:51,965 INFO L87 Difference]: Start difference. First operand has 204 states, 146 states have (on average 1.2945205479452055) internal successors, (189), 152 states have internal predecessors, (189), 40 states have call successors, (40), 17 states have call predecessors, (40), 16 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-20 23:35:52,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:35:52,119 INFO L93 Difference]: Finished difference Result 431 states and 579 transitions. [2021-11-20 23:35:52,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:35:52,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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 72 [2021-11-20 23:35:52,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:35:52,134 INFO L225 Difference]: With dead ends: 431 [2021-11-20 23:35:52,134 INFO L226 Difference]: Without dead ends: 208 [2021-11-20 23:35:52,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:35:52,144 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 35 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:35:52,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 508 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:35:52,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-11-20 23:35:52,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2021-11-20 23:35:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 155 states have (on average 1.270967741935484) internal successors, (197), 156 states have internal predecessors, (197), 36 states have call successors, (36), 16 states have call predecessors, (36), 16 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-11-20 23:35:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 269 transitions. [2021-11-20 23:35:52,208 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 269 transitions. Word has length 72 [2021-11-20 23:35:52,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:35:52,208 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 269 transitions. [2021-11-20 23:35:52,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-20 23:35:52,209 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 269 transitions. [2021-11-20 23:35:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-20 23:35:52,218 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:52,219 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:35:52,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-20 23:35:52,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:35:52,431 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:52,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:52,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1295317154, now seen corresponding path program 1 times [2021-11-20 23:35:52,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:35:52,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1303177159] [2021-11-20 23:35:52,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:52,448 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:35:52,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:35:52,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:35:52,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-20 23:35:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:35:52,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:35:52,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:35:53,177 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:35:53,178 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:35:53,700 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-20 23:35:53,701 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:35:53,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1303177159] [2021-11-20 23:35:53,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1303177159] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-20 23:35:53,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:35:53,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-11-20 23:35:53,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048133314] [2021-11-20 23:35:53,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:35:53,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 23:35:53,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:35:53,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 23:35:53,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-20 23:35:53,705 INFO L87 Difference]: Start difference. First operand 208 states and 269 transitions. Second operand has 7 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-11-20 23:35:53,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:35:53,865 INFO L93 Difference]: Finished difference Result 417 states and 543 transitions. [2021-11-20 23:35:53,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:35:53,866 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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 96 [2021-11-20 23:35:53,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:35:53,871 INFO L225 Difference]: With dead ends: 417 [2021-11-20 23:35:53,871 INFO L226 Difference]: Without dead ends: 210 [2021-11-20 23:35:53,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-11-20 23:35:53,875 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2 mSDsluCounter, 1171 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1409 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:35:53,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1409 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:35:53,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2021-11-20 23:35:53,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2021-11-20 23:35:53,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 156 states have (on average 1.2692307692307692) internal successors, (198), 158 states have internal predecessors, (198), 36 states have call successors, (36), 16 states have call predecessors, (36), 17 states have return successors, (39), 36 states have call predecessors, (39), 36 states have call successors, (39) [2021-11-20 23:35:53,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 273 transitions. [2021-11-20 23:35:53,906 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 273 transitions. Word has length 96 [2021-11-20 23:35:53,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:35:53,907 INFO L470 AbstractCegarLoop]: Abstraction has 210 states and 273 transitions. [2021-11-20 23:35:53,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-11-20 23:35:53,907 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 273 transitions. [2021-11-20 23:35:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-20 23:35:53,920 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:53,921 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:35:53,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-20 23:35:54,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:35:54,136 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:54,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:54,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1111528048, now seen corresponding path program 1 times [2021-11-20 23:35:54,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:35:54,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365010881] [2021-11-20 23:35:54,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:54,138 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:35:54,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:35:54,139 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:35:54,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-20 23:35:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:35:54,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 23:35:54,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:35:54,781 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-20 23:35:54,781 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:35:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-20 23:35:55,142 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:35:55,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365010881] [2021-11-20 23:35:55,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365010881] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:35:55,143 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:35:55,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-20 23:35:55,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148209025] [2021-11-20 23:35:55,143 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:35:55,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 23:35:55,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:35:55,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 23:35:55,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-20 23:35:55,148 INFO L87 Difference]: Start difference. First operand 210 states and 273 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 23:35:55,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:35:55,820 INFO L93 Difference]: Finished difference Result 424 states and 552 transitions. [2021-11-20 23:35:55,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:35:55,821 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 116 [2021-11-20 23:35:55,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:35:55,824 INFO L225 Difference]: With dead ends: 424 [2021-11-20 23:35:55,825 INFO L226 Difference]: Without dead ends: 217 [2021-11-20 23:35:55,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-20 23:35:55,828 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 12 mSDsluCounter, 1207 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1451 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:35:55,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1451 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 23:35:55,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-11-20 23:35:55,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 213. [2021-11-20 23:35:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 159 states have (on average 1.2641509433962264) internal successors, (201), 161 states have internal predecessors, (201), 36 states have call successors, (36), 16 states have call predecessors, (36), 17 states have return successors, (39), 36 states have call predecessors, (39), 36 states have call successors, (39) [2021-11-20 23:35:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 276 transitions. [2021-11-20 23:35:55,851 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 276 transitions. Word has length 116 [2021-11-20 23:35:55,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:35:55,852 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 276 transitions. [2021-11-20 23:35:55,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 23:35:55,852 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 276 transitions. [2021-11-20 23:35:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-20 23:35:55,855 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:35:55,856 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:35:55,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-20 23:35:56,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:35:56,075 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:35:56,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:35:56,076 INFO L85 PathProgramCache]: Analyzing trace with hash -631842673, now seen corresponding path program 1 times [2021-11-20 23:35:56,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:35:56,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [933815789] [2021-11-20 23:35:56,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:35:56,077 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:35:56,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:35:56,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:35:56,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-20 23:35:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:35:57,340 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 23:35:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:35:58,336 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-20 23:35:58,336 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 23:35:58,337 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 23:35:58,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-20 23:35:58,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:35:58,545 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-20 23:35:58,549 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 23:35:58,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:35:58 BoogieIcfgContainer [2021-11-20 23:35:58,773 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 23:35:58,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 23:35:58,775 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 23:35:58,776 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 23:35:58,777 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:50" (3/4) ... [2021-11-20 23:35:58,780 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 23:35:58,781 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 23:35:58,782 INFO L158 Benchmark]: Toolchain (without parser) took 10502.85ms. Allocated memory was 58.7MB in the beginning and 102.8MB in the end (delta: 44.0MB). Free memory was 36.2MB in the beginning and 72.3MB in the end (delta: -36.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-20 23:35:58,782 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:35:58,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 938.36ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 35.9MB in the beginning and 52.5MB in the end (delta: -16.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-20 23:35:58,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.99ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 48.6MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 23:35:58,788 INFO L158 Benchmark]: Boogie Preprocessor took 88.33ms. Allocated memory is still 77.6MB. Free memory was 48.6MB in the beginning and 44.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 23:35:58,789 INFO L158 Benchmark]: RCFGBuilder took 1433.59ms. Allocated memory is still 77.6MB. Free memory was 44.7MB in the beginning and 46.3MB in the end (delta: -1.5MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-20 23:35:58,789 INFO L158 Benchmark]: TraceAbstraction took 7923.82ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 72.3MB in the end (delta: -26.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-20 23:35:58,790 INFO L158 Benchmark]: Witness Printer took 6.64ms. Allocated memory is still 102.8MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:35:58,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 938.36ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 35.9MB in the beginning and 52.5MB in the end (delta: -16.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.99ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 48.6MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.33ms. Allocated memory is still 77.6MB. Free memory was 48.6MB in the beginning and 44.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1433.59ms. Allocated memory is still 77.6MB. Free memory was 44.7MB in the beginning and 46.3MB in the end (delta: -1.5MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7923.82ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 72.3MB in the end (delta: -26.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Witness Printer took 6.64ms. Allocated memory is still 102.8MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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 call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1174. 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; VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [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 [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=1] [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1291] COND TRUE ldv_state_variable_0 == 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); VAL [\result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=0] [L1292] RET, EXPR s3c_hwmon_init() [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=1, tmp___1=1] [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1301] CALL ldv_platform_driver_init_1() [L1212] void *tmp ; VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L1214] CALL, EXPR ldv_malloc(624U) VAL [\old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, 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 [\old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={1035:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={1035:0}, tmp___0=0] [L817] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L817] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=624, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={1035:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={1035:0}, tmp___0=0] [L818] CALL, EXPR IS_ERR(p) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={1035:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={1035:0}, ptr={1035:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={1035:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1388] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={1035:0}, ptr={1035:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1336] RET, EXPR ldv_is_err(ptr) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={1035:0}, ptr={1035:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [\result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={1035:0}, ptr={1035:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, tmp=0] [L818] RET, EXPR IS_ERR(p) VAL [\old(size)=624, __this_module={0:0}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={1035:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={1035:0}, tmp___0=0] [L818] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L818] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(size)=624, __this_module={0:0}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={1035:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={1035:0}, tmp___0=0] [L819] return (p); VAL [\old(size)=624, \result={1035:0}, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={1035:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={0:0}, size=624, tmp={1035:0}, tmp___0=0] [L1214] RET, EXPR ldv_malloc(624U) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(624U)={1035:0}, 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={20:0}, 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 [\old(cond)=1, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}] [L1215] RET assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={0:0}, tmp={1035:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={1035:0}] [L1301] RET ldv_platform_driver_init_1() [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp=0, tmp___1=1] [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp=0, tmp___0=0, tmp___1=1] [L1238] COND TRUE ldv_state_variable_1 == 1 VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp=0, tmp___0=0, tmp___1=1] [L1239] CALL s3c_hwmon_probe(s3c_hwmon_driver_group1) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [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 [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}] [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 [\old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, calloc(1U, size)={23:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, size=800, tmp___0=0] [L833] tmp = calloc(1U, size) [L834] p = tmp VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, calloc(1U, size)={23:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={23:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, size=800, tmp={23:0}, tmp___0=0] [L835] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L801] COND FALSE !(!cond) VAL [\old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L835] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, calloc(1U, size)={23:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={23:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, size=800, tmp={23:0}, tmp___0=0] [L836] CALL, EXPR IS_ERR(p) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={23:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1334] bool tmp ; VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={23:0}, ptr={23:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={23:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1388] return ((unsigned long )ptr > 2012UL); VAL [\old(ldv_count_2)=0, \result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={23:0}, ptr={23:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] RET, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={23:0}, ptr={23:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [\old(ldv_count_2)=0, \result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={23:0}, ptr={23:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp=0] [L836] RET, EXPR IS_ERR(p) VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, calloc(1U, size)={23:0}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={23:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, size=800, tmp={23:0}, tmp___0=0] [L836] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L801] COND FALSE !(!cond) VAL [\old(cond)=1, \old(ldv_count_2)=0, __this_module={0:0}, cond=1, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L836] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(ldv_count_2)=0, \old(size)=800, __this_module={0:0}, calloc(1U, size)={23:0}, IS_ERR(p)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={23:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, size=800, tmp={23:0}, tmp___0=0] [L837] return (p); VAL [\old(ldv_count_2)=0, \old(size)=800, \result={23:0}, __this_module={0:0}, calloc(1U, size)={23:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, p={23:0}, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, size=800, tmp={23:0}, tmp___0=0] [L1360] RET, EXPR ldv_zalloc(size) [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); VAL [\old(flags)=208, \old(ldv_count_2)=0, \old(size)=800, \result={23:0}, __this_module={0:0}, flags=208, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, size=800, tmp={23:0}] [L1061] RET, EXPR ldv_kzalloc_9(800U, 208U) [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, hwmon={23:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}] [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 [\old(ldv_count_2)=0, \old(size)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [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 [\old(ldv_count_2)=0, \old(size)=0, \result={0:0}, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, size=0, tmp___0=2147483648] [L1507] RET, EXPR ldv_malloc(0UL) VAL [\old(arg3)=0, \old(ldv_count_2)=0, __this_module={0:0}, arg0={1035:0}, arg0={1035:0}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={0:0}, 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={20:0}, s3c_hwmon_driver_group1={1035:0}] [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 [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, hwmon={23:0}, hwmon->client={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}] [L1073] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1334] bool tmp ; VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1388] return ((unsigned long )ptr > 2012UL); VAL [\old(ldv_count_2)=0, \result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] RET, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [\old(ldv_count_2)=0, \result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp=0] [L1073] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, hwmon={23:0}, hwmon->client={0:0}, IS_ERR((void const *)hwmon->client)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}] [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); VAL [\old(ldv_count_2)=0, \result=0, __this_module={0:0}, dev={1035:12}, dev={1035:12}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [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 [\old(ldv_count_2)=0, \old(size)=1003, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [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 [\old(ldv_count_2)=0, \old(size)=1003, \result={0:0}, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, size=1003, tmp___0=2147483648] [L1480] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [\old(ldv_count_2)=0, __this_module={0:0}, arg0={1035:12}, arg0={1035:12}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct device))={0:0}, 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={20:0}, s3c_hwmon_driver_group1={1035:0}] [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 [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, hwmon={23:0}, hwmon->hwmon_dev={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}, tmp___1=0] [L1087] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1334] bool tmp ; VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] CALL, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1388] return ((unsigned long )ptr > 2012UL); VAL [\old(ldv_count_2)=0, \result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] RET, EXPR ldv_is_err(ptr) VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [\old(ldv_count_2)=0, \result=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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, ptr={0:0}, ptr={0:0}, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp=0] [L1087] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, hwmon={23:0}, hwmon->hwmon_dev={0:0}, IS_ERR((void const *)hwmon->hwmon_dev)=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}, tmp___1=0] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, hwmon={23:0}, i=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}, tmp___1=0, tmp___3=0] [L1134] COND TRUE (unsigned int )i <= 7U VAL [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, dev={1035:0}, dev={1035:0}, hwmon={23:0}, i=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}, tmp___1=0, tmp___3=0] [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 [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, cfg={-9223372036854775808:0}, cfg->mult=-2147483648, dev={1035:0}, dev={1035:0}, hwmon={23:0}, i=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}, tmp___1=0, tmp___3=0] [L1103] COND TRUE cfg->mult > 65535U [L1108] EXPR cfg->div VAL [\old(ldv_count_2)=0, __key={2062:0}, __this_module={0:0}, cfg={-9223372036854775808:0}, cfg->div=-2147483648, dev={1035:0}, dev={1035:0}, hwmon={23:0}, i=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, 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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp={23:0}, 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 [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={1035:12}, ldv_func_arg1={1035:12}, ldv_func_arg2={23:168}, ldv_func_arg2={23:168}, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1344] CALL ldv_device_create_file() VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1432] int nondetermined ; [L1433] int tmp ; VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1435] CALL, EXPR ldv_undef_int() VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); VAL [\old(ldv_count_2)=0, \result=-2147483648, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}, tmp=2147483648] [L1435] RET, EXPR ldv_undef_int() VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_undef_int()=-2147483648, probed_1=0, ref_cnt=0, s3c_hwmon_driver={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 [L1439] CALL ldv_error() [L1368] reach_error() VAL [\old(ldv_count_2)=0, __this_module={0:0}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=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={20:0}, s3c_hwmon_driver_group1={1035:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 18 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.6s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49 mSDsluCounter, 3368 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2625 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 96 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 743 mSDtfsCounter, 96 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 565 GetRequests, 546 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=3, InterpolantAutomatonStates: 16, 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, 1.7s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 425 NumberOfCodeBlocks, 425 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 562 ConstructedInterpolants, 0 QuantifiedInterpolants, 665 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1229 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 164/168 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 [2021-11-20 23:35:58,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca4cda7-a7c4-457a-a3b0-a82fba229860/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample