./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash df3122c305d6dc862f77eb5692ed83942da5e87e87efb099ff088ec135f2c08f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:58:59,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:58:59,701 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:58:59,708 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:58:59,715 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:58:59,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:58:59,763 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:58:59,764 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:58:59,764 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:58:59,765 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:58:59,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:58:59,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:58:59,767 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:58:59,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:58:59,767 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:58:59,768 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:58:59,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:58:59,768 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:58:59,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:58:59,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:58:59,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:58:59,769 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:58:59,770 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:58:59,770 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:58:59,770 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:58:59,770 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:58:59,770 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:58:59,770 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:58:59,771 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:58:59,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:59,771 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:58:59,771 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:58:59,771 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:58:59,771 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:58:59,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:59,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:58:59,773 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:58:59,773 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:58:59,773 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:58:59,774 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:58:59,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:58:59,774 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:58:59,774 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:58:59,774 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:58:59,774 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:58:59,775 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df3122c305d6dc862f77eb5692ed83942da5e87e87efb099ff088ec135f2c08f [2024-11-28 02:59:00,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:59:00,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:59:00,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:59:00,140 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:59:00,141 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:59:00,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2024-11-28 02:59:03,922 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/data/de816058b/71965e0731d146a1b1da3f772cc5165b/FLAG3fa192550 [2024-11-28 02:59:04,431 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:59:04,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2024-11-28 02:59:04,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/data/de816058b/71965e0731d146a1b1da3f772cc5165b/FLAG3fa192550 [2024-11-28 02:59:04,523 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/data/de816058b/71965e0731d146a1b1da3f772cc5165b [2024-11-28 02:59:04,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:59:04,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:59:04,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:59:04,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:59:04,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:59:04,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:04" (1/1) ... [2024-11-28 02:59:04,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268f7d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:04, skipping insertion in model container [2024-11-28 02:59:04,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:04" (1/1) ... [2024-11-28 02:59:04,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:59:05,131 WARN L250 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_fa55e3b1-3544-4e48-81ba-277fa31112c2/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i[36170,36183] [2024-11-28 02:59:05,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:59:05,179 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:59:05,347 WARN L250 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_fa55e3b1-3544-4e48-81ba-277fa31112c2/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i[36170,36183] [2024-11-28 02:59:05,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:59:05,421 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:59:05,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05 WrapperNode [2024-11-28 02:59:05,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:59:05,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:59:05,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:59:05,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:59:05,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,548 INFO L138 Inliner]: procedures = 76, calls = 163, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 522 [2024-11-28 02:59:05,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:59:05,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:59:05,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:59:05,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:59:05,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,583 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,684 INFO L175 MemorySlicer]: Split 54 memory accesses to 7 slices as follows [2, 4, 20, 2, 3, 1, 22]. 41 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 4, 0, 0, 0, 0, 0]. The 34 writes are split as follows [0, 0, 12, 0, 0, 0, 22]. [2024-11-28 02:59:05,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,747 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,772 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:59:05,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:59:05,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:59:05,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:59:05,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (1/1) ... [2024-11-28 02:59:05,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:59:05,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:59:05,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:59:05,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:59:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2024-11-28 02:59:05,907 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2024-11-28 02:59:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:59:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 02:59:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 02:59:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 02:59:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 02:59:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 02:59:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 02:59:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 02:59:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:59:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:59:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:59:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:59:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:59:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:59:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:59:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:59:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 02:59:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 02:59:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 02:59:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 02:59:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 02:59:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 02:59:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 02:59:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:59:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:59:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:59:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:59:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:59:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:59:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:59:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 02:59:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 02:59:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 02:59:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 02:59:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 02:59:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 02:59:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 02:59:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-28 02:59:05,915 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-28 02:59:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 02:59:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 02:59:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 02:59:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 02:59:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2024-11-28 02:59:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2024-11-28 02:59:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:59:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-28 02:59:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-28 02:59:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2024-11-28 02:59:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2024-11-28 02:59:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-28 02:59:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-28 02:59:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-11-28 02:59:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 02:59:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2024-11-28 02:59:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:59:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:59:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:59:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:59:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:59:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:59:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:59:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-28 02:59:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-28 02:59:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:59:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-28 02:59:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-28 02:59:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:59:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:59:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-28 02:59:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-28 02:59:06,253 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:59:06,256 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:59:09,663 INFO L? ?]: Removed 241 outVars from TransFormulas that were not future-live. [2024-11-28 02:59:09,664 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:59:09,680 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:59:09,681 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:59:09,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09 BoogieIcfgContainer [2024-11-28 02:59:09,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:59:09,684 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:59:09,684 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:59:09,691 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:59:09,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:59:04" (1/3) ... [2024-11-28 02:59:09,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@449dec94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:09, skipping insertion in model container [2024-11-28 02:59:09,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:05" (2/3) ... [2024-11-28 02:59:09,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@449dec94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:09, skipping insertion in model container [2024-11-28 02:59:09,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09" (3/3) ... [2024-11-28 02:59:09,698 INFO L128 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2024-11-28 02:59:09,721 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:59:09,724 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i that has 15 procedures, 189 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-28 02:59:09,812 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:59:09,831 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@16b57575, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:59:09,831 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:59:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand has 189 states, 136 states have (on average 1.2352941176470589) internal successors, (168), 140 states have internal predecessors, (168), 37 states have call successors, (37), 14 states have call predecessors, (37), 14 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-28 02:59:09,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 02:59:09,851 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:09,852 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:09,852 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:09,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:09,859 INFO L85 PathProgramCache]: Analyzing trace with hash 469601665, now seen corresponding path program 1 times [2024-11-28 02:59:09,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:09,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202755086] [2024-11-28 02:59:09,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:09,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 02:59:11,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:11,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202755086] [2024-11-28 02:59:11,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202755086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:11,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:11,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:59:11,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54416659] [2024-11-28 02:59:11,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:11,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:59:11,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:11,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:59:11,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:59:11,763 INFO L87 Difference]: Start difference. First operand has 189 states, 136 states have (on average 1.2352941176470589) internal successors, (168), 140 states have internal predecessors, (168), 37 states have call successors, (37), 14 states have call predecessors, (37), 14 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 02:59:14,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:59:18,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:59:20,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:20,226 INFO L93 Difference]: Finished difference Result 809 states and 1078 transitions. [2024-11-28 02:59:20,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 02:59:20,229 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) Word has length 86 [2024-11-28 02:59:20,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:20,253 INFO L225 Difference]: With dead ends: 809 [2024-11-28 02:59:20,254 INFO L226 Difference]: Without dead ends: 592 [2024-11-28 02:59:20,258 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:59:20,266 INFO L435 NwaCegarLoop]: 341 mSDtfsCounter, 1021 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 313 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 313 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:20,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1075 Valid, 957 Invalid, 841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [313 Valid, 527 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2024-11-28 02:59:20,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2024-11-28 02:59:20,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 481. [2024-11-28 02:59:20,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 343 states have (on average 1.1982507288629738) internal successors, (411), 352 states have internal predecessors, (411), 96 states have call successors, (96), 40 states have call predecessors, (96), 41 states have return successors, (98), 96 states have call predecessors, (98), 96 states have call successors, (98) [2024-11-28 02:59:20,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 605 transitions. [2024-11-28 02:59:20,467 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 605 transitions. Word has length 86 [2024-11-28 02:59:20,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:20,470 INFO L471 AbstractCegarLoop]: Abstraction has 481 states and 605 transitions. [2024-11-28 02:59:20,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 02:59:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 605 transitions. [2024-11-28 02:59:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:59:20,480 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:20,480 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:20,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:59:20,484 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:20,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:20,485 INFO L85 PathProgramCache]: Analyzing trace with hash 67342638, now seen corresponding path program 1 times [2024-11-28 02:59:20,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:20,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680195729] [2024-11-28 02:59:20,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:20,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-28 02:59:20,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:20,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680195729] [2024-11-28 02:59:21,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680195729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:21,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:21,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:59:21,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503629995] [2024-11-28 02:59:21,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:21,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:59:21,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:21,002 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:59:21,003 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:59:21,007 INFO L87 Difference]: Start difference. First operand 481 states and 605 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-28 02:59:22,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:59:22,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:22,996 INFO L93 Difference]: Finished difference Result 649 states and 821 transitions. [2024-11-28 02:59:22,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:59:22,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 103 [2024-11-28 02:59:22,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:22,998 INFO L225 Difference]: With dead ends: 649 [2024-11-28 02:59:22,998 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 02:59:23,001 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:59:23,003 INFO L435 NwaCegarLoop]: 424 mSDtfsCounter, 202 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:23,003 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 644 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-28 02:59:23,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 02:59:23,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 02:59:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:59:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 02:59:23,005 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2024-11-28 02:59:23,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:23,005 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:59:23,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-28 02:59:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:59:23,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 02:59:23,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:59:23,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:59:23,015 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 02:59:23,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 02:59:26,455 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:59:26,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:59:26 BoogieIcfgContainer [2024-11-28 02:59:26,493 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:59:26,494 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:59:26,494 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:59:26,494 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:59:26,495 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09" (3/4) ... [2024-11-28 02:59:26,498 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:59:26,505 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2024-11-28 02:59:26,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2024-11-28 02:59:26,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_sysfs [2024-11-28 02:59:26,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-28 02:59:26,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2024-11-28 02:59:26,507 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2024-11-28 02:59:26,507 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2024-11-28 02:59:26,507 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2024-11-28 02:59:26,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-11-28 02:59:26,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-28 02:59:26,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2024-11-28 02:59:26,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2024-11-28 02:59:26,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2024-11-28 02:59:26,508 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2024-11-28 02:59:26,530 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2024-11-28 02:59:26,532 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-28 02:59:26,533 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-28 02:59:26,534 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-28 02:59:26,535 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:59:26,747 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:59:26,748 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:59:26,748 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:59:26,750 INFO L158 Benchmark]: Toolchain (without parser) took 22220.87ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 90.5MB in the beginning and 47.3MB in the end (delta: 43.2MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-28 02:59:26,751 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:59:26,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 892.07ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 61.4MB in the end (delta: 29.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 02:59:26,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.03ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 57.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:59:26,754 INFO L158 Benchmark]: Boogie Preprocessor took 243.49ms. Allocated memory is still 117.4MB. Free memory was 57.4MB in the beginning and 49.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:59:26,757 INFO L158 Benchmark]: RCFGBuilder took 3887.95ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 52.0MB in the end (delta: -2.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2024-11-28 02:59:26,757 INFO L158 Benchmark]: TraceAbstraction took 16809.24ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 51.4MB in the beginning and 57.5MB in the end (delta: -6.1MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2024-11-28 02:59:26,758 INFO L158 Benchmark]: Witness Printer took 254.21ms. Allocated memory is still 142.6MB. Free memory was 57.5MB in the beginning and 47.3MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:59:26,760 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 892.07ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 61.4MB in the end (delta: 29.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.03ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 57.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 243.49ms. Allocated memory is still 117.4MB. Free memory was 57.4MB in the beginning and 49.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3887.95ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 52.0MB in the end (delta: -2.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * TraceAbstraction took 16809.24ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 51.4MB in the beginning and 57.5MB in the end (delta: -6.1MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. * Witness Printer took 254.21ms. Allocated memory is still 142.6MB. Free memory was 57.5MB in the beginning and 47.3MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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 - PositiveResult [Line: 1275]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 189 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.2s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 1277 SdHoareTripleChecker+Valid, 10.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1223 mSDsluCounter, 1601 SdHoareTripleChecker+Invalid, 9.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 836 mSDsCounter, 313 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 530 IncrementalHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 313 mSolverCounterUnsat, 765 mSDtfsCounter, 530 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=481occurred in iteration=1, 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: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 111 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 189 NumberOfCodeBlocks, 189 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 187 ConstructedInterpolants, 0 QuantifiedInterpolants, 537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 46/46 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: (((ldv_call_dev_attr_of_sensor_device_attribute == 1) && (ldv_count_2 <= ldv_count_1)) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1094]: Location Invariant Derived location invariant: (((ldv_call_dev_attr_of_sensor_device_attribute == 1) && (ldv_count_2 <= ldv_count_1)) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1034]: Location Invariant Derived location invariant: ((((ldv_call_dev_attr_of_sensor_device_attribute == 1) && (ldv_count_2 <= ldv_count_1)) || ((ldv_count_1 == 0) && (ldv_count_2 == 0))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1231]: Location Invariant Derived location invariant: (ldv_count_2 < ((long) ldv_count_1 + 1)) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: ((((ldv_call_dev_attr_of_sensor_device_attribute == 1) && (ldv_count_2 <= ldv_count_1)) || ((ldv_count_1 == 0) && (ldv_count_2 == 0))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1134]: Location Invariant Derived location invariant: ((((ldv_call_dev_attr_of_sensor_device_attribute == 1) && (ldv_count_2 <= ldv_count_1)) || ((ldv_count_1 == 0) && (ldv_count_2 == 0))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) RESULT: Ultimate proved your program to be correct! [2024-11-28 02:59:26,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa55e3b1-3544-4e48-81ba-277fa31112c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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: TRUE