./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf75d7f1708750397c6bdac14ac08b964b10a95dcecc15b57a02c9969977c6ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:32:25,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:32:25,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-13 13:32:25,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:32:25,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:32:25,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:32:25,773 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:32:25,773 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:32:25,774 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:32:25,774 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:32:25,774 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:32:25,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:32:25,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:32:25,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:32:25,775 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:32:25,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:32:25,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:32:25,775 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:32:25,775 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 13:32:25,776 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:32:25,777 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:32:25,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:32:25,777 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:32:25,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:32:25,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:32:25,777 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:32:25,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:32:25,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:32:25,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:32:25,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:32:25,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:32:25,778 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:32:25,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:32:25,778 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:32:25,778 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:32:25,778 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:32:25,779 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:32:25,779 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_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd 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 ! overflow) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf75d7f1708750397c6bdac14ac08b964b10a95dcecc15b57a02c9969977c6ec [2024-11-13 13:32:26,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:32:26,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:32:26,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:32:26,243 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:32:26,244 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:32:26,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c Unable to find full path for "g++" [2024-11-13 13:32:28,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:32:29,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:32:29,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2024-11-13 13:32:29,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/data/51f2e778e/0adbadbf3d784dfa82c5cd67bec6c177/FLAG2fc6973dd [2024-11-13 13:32:29,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/data/51f2e778e/0adbadbf3d784dfa82c5cd67bec6c177 [2024-11-13 13:32:29,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:32:29,181 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:32:29,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:32:29,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:32:29,193 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:32:29,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,195 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f14a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29, skipping insertion in model container [2024-11-13 13:32:29,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:32:29,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:32:29,690 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:32:29,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:32:29,820 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:32:29,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29 WrapperNode [2024-11-13 13:32:29,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:32:29,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:32:29,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:32:29,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:32:29,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,919 INFO L138 Inliner]: procedures = 29, calls = 44, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 736 [2024-11-13 13:32:29,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:32:29,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:32:29,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:32:29,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:32:29,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,941 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,970 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 13:32:29,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:29,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:30,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:30,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:30,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:30,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:32:30,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:32:30,037 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:32:30,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:32:30,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (1/1) ... [2024-11-13 13:32:30,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:32:30,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:30,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:30,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:32:30,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:32:30,131 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2024-11-13 13:32:30,133 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2024-11-13 13:32:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2024-11-13 13:32:30,133 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2024-11-13 13:32:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2024-11-13 13:32:30,133 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2024-11-13 13:32:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2024-11-13 13:32:30,133 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2024-11-13 13:32:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2024-11-13 13:32:30,134 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2024-11-13 13:32:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:32:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2024-11-13 13:32:30,134 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2024-11-13 13:32:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:32:30,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:32:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2024-11-13 13:32:30,134 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2024-11-13 13:32:30,334 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:32:30,338 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:32:30,488 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 13:32:30,497 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 13:32:30,504 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 13:32:30,517 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 13:32:30,521 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 13:32:31,334 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !false;havoc KeWaitForSingleObject_~tmp_ndt_8~0#1; [2024-11-13 13:32:31,335 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume false; [2024-11-13 13:32:31,335 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume !false; [2024-11-13 13:32:31,335 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume false; [2024-11-13 13:32:31,335 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume false; [2024-11-13 13:32:31,335 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume !false; [2024-11-13 13:32:31,336 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2024-11-13 13:32:31,336 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2024-11-13 13:32:31,336 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !false; [2024-11-13 13:32:31,337 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume false; [2024-11-13 13:32:31,374 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 13:32:31,427 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2024-11-13 13:32:31,428 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2024-11-13 13:32:31,561 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-11-13 13:32:31,562 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:32:31,598 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:32:31,599 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 13:32:31,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:32:31 BoogieIcfgContainer [2024-11-13 13:32:31,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:32:31,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:32:31,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:32:31,609 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:32:31,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:32:29" (1/3) ... [2024-11-13 13:32:31,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e0847da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:32:31, skipping insertion in model container [2024-11-13 13:32:31,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:29" (2/3) ... [2024-11-13 13:32:31,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e0847da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:32:31, skipping insertion in model container [2024-11-13 13:32:31,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:32:31" (3/3) ... [2024-11-13 13:32:31,613 INFO L112 eAbstractionObserver]: Analyzing ICFG kbfiltr_simpl2.cil-1.c [2024-11-13 13:32:31,633 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:32:31,635 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG kbfiltr_simpl2.cil-1.c that has 8 procedures, 258 locations, 1 initial locations, 0 loop locations, and 24 error locations. [2024-11-13 13:32:31,714 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:32:31,730 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;@24f0e8a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:32:31,730 INFO L334 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2024-11-13 13:32:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 258 states, 198 states have (on average 1.6313131313131313) internal successors, (323), 238 states have internal predecessors, (323), 28 states have call successors, (28), 7 states have call predecessors, (28), 7 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-13 13:32:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 13:32:31,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:32:31,747 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:31,747 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2024-11-13 13:32:31,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:31,753 INFO L85 PathProgramCache]: Analyzing trace with hash -496027712, now seen corresponding path program 1 times [2024-11-13 13:32:31,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:31,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507062770] [2024-11-13 13:32:31,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:31,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:31,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,043 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:32,047 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 13:32:32,050 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 24 remaining) [2024-11-13 13:32:32,052 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 24 remaining) [2024-11-13 13:32:32,053 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 24 remaining) [2024-11-13 13:32:32,054 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 24 remaining) [2024-11-13 13:32:32,056 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 24 remaining) [2024-11-13 13:32:32,056 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 24 remaining) [2024-11-13 13:32:32,056 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 24 remaining) [2024-11-13 13:32:32,059 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 24 remaining) [2024-11-13 13:32:32,059 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 24 remaining) [2024-11-13 13:32:32,059 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 24 remaining) [2024-11-13 13:32:32,059 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 24 remaining) [2024-11-13 13:32:32,059 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 24 remaining) [2024-11-13 13:32:32,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 24 remaining) [2024-11-13 13:32:32,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 24 remaining) [2024-11-13 13:32:32,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 24 remaining) [2024-11-13 13:32:32,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 24 remaining) [2024-11-13 13:32:32,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 24 remaining) [2024-11-13 13:32:32,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 24 remaining) [2024-11-13 13:32:32,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 24 remaining) [2024-11-13 13:32:32,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 24 remaining) [2024-11-13 13:32:32,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location KbFilter_DispatchPassThroughErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 24 remaining) [2024-11-13 13:32:32,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location KbFilter_DispatchPassThroughErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 24 remaining) [2024-11-13 13:32:32,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location KbFilter_DispatchPassThroughErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 24 remaining) [2024-11-13 13:32:32,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location KbFilter_DispatchPassThroughErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 24 remaining) [2024-11-13 13:32:32,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:32:32,070 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 13:32:32,139 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:32:32,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:32:32 BoogieIcfgContainer [2024-11-13 13:32:32,148 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:32:32,149 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:32:32,152 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:32:32,152 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:32:32,153 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:32:31" (3/4) ... [2024-11-13 13:32:32,154 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 13:32:32,249 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 13:32:32,249 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:32:32,254 INFO L158 Benchmark]: Toolchain (without parser) took 3070.07ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 47.6MB in the end (delta: 44.7MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2024-11-13 13:32:32,254 INFO L158 Benchmark]: CDTParser took 1.41ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 75.3MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:32:32,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 638.89ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 73.8MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 13:32:32,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.63ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 70.3MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:32:32,257 INFO L158 Benchmark]: Boogie Preprocessor took 113.53ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 66.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:32:32,257 INFO L158 Benchmark]: RCFGBuilder took 1564.86ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 71.7MB in the end (delta: -5.0MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-11-13 13:32:32,257 INFO L158 Benchmark]: TraceAbstraction took 545.29ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 51.4MB in the end (delta: 19.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 13:32:32,259 INFO L158 Benchmark]: Witness Printer took 100.58ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 47.6MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:32:32,261 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 75.3MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 638.89ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 73.8MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.63ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 70.3MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.53ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 66.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1564.86ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 71.7MB in the end (delta: -5.0MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * TraceAbstraction took 545.29ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 51.4MB in the end (delta: 19.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 100.58ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 47.6MB in the end (delta: 3.8MB). 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 - CounterExampleResult [Line: 175]: integer overflow possible integer overflow possible We found a FailurePath: [L23] int KernelMode ; [L24] int Executive ; [L25] int DevicePowerState ; [L26] int s ; [L27] int UNLOADED ; [L28] int NP ; [L29] int DC ; [L30] int SKIP1 ; [L31] int SKIP2 ; [L32] int MPR1 ; [L33] int MPR3 ; [L34] int IPC ; [L35] int pended ; [L36] int compFptr ; [L37] int compRegistered ; [L38] int lowerDriverReturn ; [L39] int setEventCalled ; [L40] int customIrp ; [L41] int myStatus ; VAL [DC=0, DevicePowerState=0, Executive=0, IPC=0, KernelMode=0, MPR1=0, MPR3=0, NP=0, SKIP1=0, SKIP2=0, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=0, pended=0, s=0, setEventCalled=0] [L296] int status ; [L297] int irp = __VERIFIER_nondet_int() ; [L298] int pirp ; [L299] int pirp__IoStatus__Status ; [L300] int irp_choice = __VERIFIER_nondet_int() ; [L301] int devobj = __VERIFIER_nondet_int() ; [L302] int __cil_tmp8 ; [L304] KernelMode = 0 [L305] Executive = 0 [L306] DevicePowerState = 1 [L307] s = 0 [L308] UNLOADED = 0 [L309] NP = 0 [L310] DC = 0 [L311] SKIP1 = 0 [L312] SKIP2 = 0 [L313] MPR1 = 0 [L314] MPR3 = 0 [L315] IPC = 0 [L316] pended = 0 [L317] compFptr = 0 [L318] compRegistered = 0 [L319] lowerDriverReturn = 0 [L320] setEventCalled = 0 [L321] customIrp = 0 [L322] myStatus = 0 [L326] status = 0 [L327] pirp = irp [L328] CALL _BLAST_init() [L61] UNLOADED = 0 [L62] NP = 1 [L63] DC = 2 [L64] SKIP1 = 3 [L65] SKIP2 = 4 [L66] MPR1 = 5 [L67] MPR3 = 6 [L68] IPC = 7 [L69] s = UNLOADED [L70] pended = 0 [L71] compFptr = 0 [L72] compRegistered = 0 [L73] lowerDriverReturn = 0 [L74] setEventCalled = 0 [L75] customIrp = 0 VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=0, pended=0, s=0, setEventCalled=0] [L328] RET _BLAST_init() [L330] COND TRUE status >= 0 [L331] s = NP [L332] customIrp = 0 [L333] setEventCalled = customIrp [L334] lowerDriverReturn = setEventCalled [L335] compRegistered = lowerDriverReturn [L336] pended = compRegistered [L337] pirp__IoStatus__Status = 0 [L338] myStatus = 0 VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, devobj=0, irp_choice=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=-1, s=1, setEventCalled=0, status=0] [L339] COND TRUE irp_choice == 0 [L340] pirp__IoStatus__Status = -1073741637 [L341] myStatus = -1073741637 VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, devobj=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=-1, s=1, setEventCalled=0, status=0] [L344] CALL stub_driver_init() [L47] s = NP [L48] pended = 0 [L49] compFptr = 0 [L50] compRegistered = 0 [L51] lowerDriverReturn = 0 [L52] setEventCalled = 0 [L53] customIrp = 0 VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, s=1, setEventCalled=0] [L344] RET stub_driver_init() [L347] COND FALSE !(status < 0) [L351] int tmp_ndt_1; [L352] tmp_ndt_1 = __VERIFIER_nondet_int() [L353] COND FALSE !(tmp_ndt_1 == 0) [L356] int tmp_ndt_2; [L357] tmp_ndt_2 = __VERIFIER_nondet_int() [L358] COND FALSE !(tmp_ndt_2 == 1) [L361] int tmp_ndt_3; [L362] tmp_ndt_3 = __VERIFIER_nondet_int() [L363] COND TRUE tmp_ndt_3 == 3 VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, devobj=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=-1, s=1, setEventCalled=0] [L390] CALL KbFilter_PnP(devobj, pirp) [L82] int devExt ; [L83] int irpStack ; [L84] int status ; [L85] int event = __VERIFIER_nondet_int() ; [L86] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L87] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L88] int irpStack__MinorFunction = __VERIFIER_nondet_int() ; [L89] int devExt__TopOfStack = __VERIFIER_nondet_int() ; [L90] int devExt__Started ; [L91] int devExt__Removed ; [L92] int devExt__SurpriseRemoved ; [L93] int Irp__IoStatus__Status ; [L94] int Irp__IoStatus__Information ; [L95] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L96] int irpSp ; [L97] int nextIrpSp ; [L98] int nextIrpSp__Control ; [L99] int irpSp___0 ; [L100] int irpSp__Context ; [L101] int irpSp__Control ; [L102] long __cil_tmp23 ; [L105] status = 0 [L106] devExt = DeviceObject__DeviceExtension [L107] irpStack = Irp__Tail__Overlay__CurrentStackLocation VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, Irp=-1, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=-2147483648, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, devExt__TopOfStack=0, event=0, irpStack__MinorFunction=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, s=1, setEventCalled=0] [L108] COND TRUE irpStack__MinorFunction == 0 VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, Irp=-1, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=-2147483648, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, devExt__TopOfStack=0, event=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, s=1, setEventCalled=0] [L174] irpSp = Irp__Tail__Overlay__CurrentStackLocation VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, Irp=-1, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=-2147483648, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, devExt__TopOfStack=0, event=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, s=1, setEventCalled=0] [L175] Irp__Tail__Overlay__CurrentStackLocation - 1 VAL [DC=2, DevicePowerState=1, Executive=0, IPC=7, Irp=-1, Irp__CurrentLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, devExt__TopOfStack=0, event=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, s=1, setEventCalled=0] - UnprovableResult [Line: 175]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 191]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 191]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 231]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 231]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 232]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 232]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 247]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 247]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 248]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 248]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 262]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 262]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 263]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 263]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 738]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 738]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 739]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 739]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 683]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 683]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 258 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 proved your program to be incorrect! [2024-11-13 13:32:32,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ad38c2-836f-4743-9193-d988d643b02b/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)