/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 14:50:33,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 14:50:33,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 14:50:33,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 14:50:33,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 14:50:33,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 14:50:33,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 14:50:33,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 14:50:33,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 14:50:33,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 14:50:33,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 14:50:33,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 14:50:33,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 14:50:33,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 14:50:33,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 14:50:33,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 14:50:33,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 14:50:33,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 14:50:33,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 14:50:33,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 14:50:33,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 14:50:33,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 14:50:33,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 14:50:33,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 14:50:33,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 14:50:33,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 14:50:33,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 14:50:33,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 14:50:33,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 14:50:33,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 14:50:33,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 14:50:33,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 14:50:33,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 14:50:33,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 14:50:33,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 14:50:33,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 14:50:33,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 14:50:33,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 14:50:33,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 14:50:33,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 14:50:33,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 14:50:33,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 14:50:33,735 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 14:50:33,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 14:50:33,736 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 14:50:33,736 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 14:50:33,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 14:50:33,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 14:50:33,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 14:50:33,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 14:50:33,738 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 14:50:33,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 14:50:33,744 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 14:50:33,744 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 14:50:33,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 14:50:33,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 14:50:33,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 14:50:33,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 14:50:33,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 14:50:33,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 14:50:33,747 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 14:50:33,747 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 14:50:33,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 14:50:33,747 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 14:50:33,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 14:50:33,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 14:50:33,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 14:50:33,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 14:50:33,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:50:33,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 14:50:33,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 14:50:33,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 14:50:33,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 14:50:33,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 14:50:33,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 14:50:33,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 14:50:34,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 14:50:34,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 14:50:34,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 14:50:34,173 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 14:50:34,174 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 14:50:34,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2022-10-16 14:50:34,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8df8a879/04184d225f024283959ef9040b94e9ac/FLAG897794971 [2022-10-16 14:50:34,895 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 14:50:34,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2022-10-16 14:50:34,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8df8a879/04184d225f024283959ef9040b94e9ac/FLAG897794971 [2022-10-16 14:50:35,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8df8a879/04184d225f024283959ef9040b94e9ac [2022-10-16 14:50:35,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 14:50:35,188 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 14:50:35,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 14:50:35,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 14:50:35,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 14:50:35,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b33733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35, skipping insertion in model container [2022-10-16 14:50:35,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 14:50:35,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 14:50:35,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2022-10-16 14:50:35,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:50:35,666 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 14:50:35,684 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2022-10-16 14:50:35,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:50:35,799 INFO L208 MainTranslator]: Completed translation [2022-10-16 14:50:35,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35 WrapperNode [2022-10-16 14:50:35,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 14:50:35,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 14:50:35,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 14:50:35,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 14:50:35,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,896 INFO L138 Inliner]: procedures = 38, calls = 66, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 775 [2022-10-16 14:50:35,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 14:50:35,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 14:50:35,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 14:50:35,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 14:50:35,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,984 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:35,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:36,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 14:50:36,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 14:50:36,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 14:50:36,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 14:50:36,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (1/1) ... [2022-10-16 14:50:36,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:50:36,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:50:36,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 14:50:36,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 14:50:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 14:50:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-10-16 14:50:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-10-16 14:50:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-10-16 14:50:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-10-16 14:50:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-10-16 14:50:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-10-16 14:50:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2022-10-16 14:50:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2022-10-16 14:50:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2022-10-16 14:50:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2022-10-16 14:50:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-10-16 14:50:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-10-16 14:50:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 14:50:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-10-16 14:50:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-10-16 14:50:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2022-10-16 14:50:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2022-10-16 14:50:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2022-10-16 14:50:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2022-10-16 14:50:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 14:50:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 14:50:36,350 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 14:50:36,354 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 14:50:36,364 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 14:50:36,490 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-10-16 14:50:36,494 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-10-16 14:50:36,500 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 14:50:36,587 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-10-16 14:50:36,587 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-10-16 14:50:36,730 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 14:50:36,738 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 14:50:36,752 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 14:50:37,287 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2022-10-16 14:50:37,287 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2022-10-16 14:50:37,287 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2022-10-16 14:50:37,287 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2022-10-16 14:50:37,288 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##106: assume !false; [2022-10-16 14:50:37,288 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume false; [2022-10-16 14:50:37,289 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 14:50:37,323 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-10-16 14:50:37,324 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-10-16 14:50:37,417 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 14:50:37,432 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 14:50:37,432 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 14:50:37,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:50:37 BoogieIcfgContainer [2022-10-16 14:50:37,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 14:50:37,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 14:50:37,439 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 14:50:37,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 14:50:37,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:50:35" (1/3) ... [2022-10-16 14:50:37,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c90c3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:50:37, skipping insertion in model container [2022-10-16 14:50:37,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:50:35" (2/3) ... [2022-10-16 14:50:37,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c90c3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:50:37, skipping insertion in model container [2022-10-16 14:50:37,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:50:37" (3/3) ... [2022-10-16 14:50:37,449 INFO L112 eAbstractionObserver]: Analyzing ICFG diskperf_simpl1.cil.c [2022-10-16 14:50:37,474 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 14:50:37,474 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-10-16 14:50:37,560 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 14:50:37,570 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@629fc477, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 14:50:37,570 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-10-16 14:50:37,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 317 states, 225 states have (on average 1.5555555555555556) internal successors, (350), 279 states have internal predecessors, (350), 44 states have call successors, (44), 9 states have call predecessors, (44), 9 states have return successors, (44), 40 states have call predecessors, (44), 44 states have call successors, (44) [2022-10-16 14:50:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-16 14:50:37,590 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:50:37,591 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:50:37,592 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [DiskPerfForwardIrpSynchronousErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, DiskPerfForwardIrpSynchronousErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 36 more)] === [2022-10-16 14:50:37,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:50:37,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1307197732, now seen corresponding path program 1 times [2022-10-16 14:50:37,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:50:37,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671405309] [2022-10-16 14:50:37,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:50:37,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:50:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 14:50:37,784 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 14:50:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 14:50:37,871 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 14:50:37,874 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 14:50:37,876 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 38 remaining) [2022-10-16 14:50:37,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfForwardIrpSynchronousErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 38 remaining) [2022-10-16 14:50:37,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfForwardIrpSynchronousErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 38 remaining) [2022-10-16 14:50:37,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfForwardIrpSynchronousErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 38 remaining) [2022-10-16 14:50:37,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfForwardIrpSynchronousErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 38 remaining) [2022-10-16 14:50:37,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 38 remaining) [2022-10-16 14:50:37,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 38 remaining) [2022-10-16 14:50:37,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 38 remaining) [2022-10-16 14:50:37,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 38 remaining) [2022-10-16 14:50:37,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 38 remaining) [2022-10-16 14:50:37,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 38 remaining) [2022-10-16 14:50:37,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 38 remaining) [2022-10-16 14:50:37,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 38 remaining) [2022-10-16 14:50:37,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 38 remaining) [2022-10-16 14:50:37,884 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 38 remaining) [2022-10-16 14:50:37,884 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 38 remaining) [2022-10-16 14:50:37,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 38 remaining) [2022-10-16 14:50:37,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 38 remaining) [2022-10-16 14:50:37,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 38 remaining) [2022-10-16 14:50:37,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 38 remaining) [2022-10-16 14:50:37,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 38 remaining) [2022-10-16 14:50:37,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 38 remaining) [2022-10-16 14:50:37,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 38 remaining) [2022-10-16 14:50:37,887 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 38 remaining) [2022-10-16 14:50:37,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 38 remaining) [2022-10-16 14:50:37,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 38 remaining) [2022-10-16 14:50:37,888 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 38 remaining) [2022-10-16 14:50:37,889 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 38 remaining) [2022-10-16 14:50:37,889 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 38 remaining) [2022-10-16 14:50:37,889 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 38 remaining) [2022-10-16 14:50:37,890 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 38 remaining) [2022-10-16 14:50:37,890 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 38 remaining) [2022-10-16 14:50:37,891 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 38 remaining) [2022-10-16 14:50:37,891 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 38 remaining) [2022-10-16 14:50:37,891 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 38 remaining) [2022-10-16 14:50:37,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 38 remaining) [2022-10-16 14:50:37,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 38 remaining) [2022-10-16 14:50:37,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location DiskPerfIoCompletionErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 38 remaining) [2022-10-16 14:50:37,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 14:50:37,899 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-16 14:50:37,906 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 14:50:37,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:50:37 BoogieIcfgContainer [2022-10-16 14:50:37,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 14:50:37,967 INFO L158 Benchmark]: Toolchain (without parser) took 2780.46ms. Allocated memory is still 155.2MB. Free memory was 128.7MB in the beginning and 58.4MB in the end (delta: 70.3MB). Peak memory consumption was 71.7MB. Max. memory is 8.0GB. [2022-10-16 14:50:37,968 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 155.2MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 14:50:37,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.36ms. Allocated memory is still 155.2MB. Free memory was 128.4MB in the beginning and 107.8MB in the end (delta: 20.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-10-16 14:50:37,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.81ms. Allocated memory is still 155.2MB. Free memory was 107.8MB in the beginning and 103.3MB in the end (delta: 4.5MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-16 14:50:37,973 INFO L158 Benchmark]: Boogie Preprocessor took 111.33ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 99.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-16 14:50:37,974 INFO L158 Benchmark]: RCFGBuilder took 1426.18ms. Allocated memory is still 155.2MB. Free memory was 99.8MB in the beginning and 83.0MB in the end (delta: 16.8MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. [2022-10-16 14:50:37,974 INFO L158 Benchmark]: TraceAbstraction took 523.88ms. Allocated memory is still 155.2MB. Free memory was 82.0MB in the beginning and 58.4MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2022-10-16 14:50:37,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 155.2MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 610.36ms. Allocated memory is still 155.2MB. Free memory was 128.4MB in the beginning and 107.8MB in the end (delta: 20.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 95.81ms. Allocated memory is still 155.2MB. Free memory was 107.8MB in the beginning and 103.3MB in the end (delta: 4.5MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 111.33ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 99.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1426.18ms. Allocated memory is still 155.2MB. Free memory was 99.8MB in the beginning and 83.0MB in the end (delta: 16.8MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. * TraceAbstraction took 523.88ms. Allocated memory is still 155.2MB. Free memory was 82.0MB in the beginning and 58.4MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * 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: 427]: integer overflow possible integer overflow possible We found a FailurePath: [L31] int s ; [L32] int UNLOADED ; [L33] int NP ; [L34] int DC ; [L35] int SKIP1 ; [L36] int SKIP2 ; [L37] int MPR1 ; [L38] int MPR3 ; [L39] int IPC ; [L40] int pended ; [L41] int compFptr ; [L42] int compRegistered ; [L43] int lowerDriverReturn ; [L44] int setEventCalled ; [L45] int customIrp ; [L46] int myStatus ; [L47] int routine ; [L48] int pirp ; [L49] int Executive ; [L50] int KernelMode ; VAL [compFptr=0, compRegistered=0, customIrp=0, DC=0, Executive=0, IPC=0, KernelMode=0, lowerDriverReturn=0, MPR1=0, MPR3=0, myStatus=0, NP=0, pended=0, pirp=0, routine=0, s=0, setEventCalled=0, SKIP1=0, SKIP2=0, UNLOADED=0] [L648] int d = __VERIFIER_nondet_int() ; [L649] int status = __VERIFIER_nondet_int() ; [L650] int we_should_unload = __VERIFIER_nondet_int() ; [L651] int irp = __VERIFIER_nondet_int() ; [L652] int pirp__IoStatus__Status ; [L653] int irp_choice = __VERIFIER_nondet_int() ; [L654] int devobj = __VERIFIER_nondet_int() ; [L655] int __cil_tmp9 ; [L657] s = 0 [L658] UNLOADED = 0 [L659] NP = 0 [L660] DC = 0 [L661] SKIP1 = 0 [L662] SKIP2 = 0 [L663] MPR1 = 0 [L664] MPR3 = 0 [L665] IPC = 0 [L666] pended = 0 [L667] compFptr = 0 [L668] compRegistered = 0 [L669] lowerDriverReturn = 0 [L670] setEventCalled = 0 [L671] customIrp = 0 [L672] myStatus = 0 [L673] routine = 0 [L674] pirp = 0 [L675] Executive = 0 [L676] KernelMode = 0 [L680] pirp = irp [L681] CALL _BLAST_init() [L64] UNLOADED = 0 [L65] NP = 1 [L66] DC = 2 [L67] SKIP1 = 3 [L68] SKIP2 = 4 [L69] MPR1 = 5 [L70] MPR3 = 6 [L71] IPC = 7 [L72] s = UNLOADED [L73] pended = 0 [L74] compFptr = 0 [L75] compRegistered = 0 [L76] lowerDriverReturn = 0 [L77] setEventCalled = 0 [L78] customIrp = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, pirp=0, routine=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L681] RET _BLAST_init() [L683] COND TRUE status >= 0 [L684] s = NP [L685] customIrp = 0 [L686] setEventCalled = customIrp [L687] lowerDriverReturn = setEventCalled [L688] compRegistered = lowerDriverReturn [L689] compFptr = compRegistered [L690] pended = compFptr [L691] pirp__IoStatus__Status = 0 [L692] myStatus = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, d=0, DC=2, devobj=0, Executive=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, pirp=0, pirp__IoStatus__Status=0, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L693] COND TRUE irp_choice == 0 [L694] pirp__IoStatus__Status = -1073741637 [L695] myStatus = -1073741637 VAL [compFptr=0, compRegistered=0, customIrp=0, d=0, DC=2, devobj=0, Executive=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L698] CALL stub_driver_init() [L637] s = NP [L638] customIrp = 0 [L639] setEventCalled = customIrp [L640] lowerDriverReturn = setEventCalled [L641] compRegistered = lowerDriverReturn [L642] compFptr = compRegistered [L643] pended = compFptr VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L698] RET stub_driver_init() [L701] COND FALSE !(status < 0) [L705] int tmp_ndt_1; [L706] tmp_ndt_1 = __VERIFIER_nondet_int() [L707] COND FALSE !(tmp_ndt_1 == 0) [L710] int tmp_ndt_2; [L711] tmp_ndt_2 = __VERIFIER_nondet_int() [L712] COND TRUE tmp_ndt_2 == 2 VAL [compFptr=0, compRegistered=0, customIrp=0, d=0, DC=2, devobj=0, Executive=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, tmp_ndt_1=1, tmp_ndt_2=2, UNLOADED=0, we_should_unload=0] [L739] CALL DiskPerfDeviceControl(devobj, pirp) [L355] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L356] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L357] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L358] int deviceExtension__TargetDeviceObject = __VERIFIER_nondet_int() ; [L359] int currentIrpStack__Parameters__DeviceIoControl__IoControlCode = __VERIFIER_nondet_int() ; [L360] int currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength = __VERIFIER_nondet_int() ; [L361] int sizeof__DISK_PERFORMANCE = __VERIFIER_nondet_int() ; [L362] int Irp__IoStatus__Information ; [L363] int deviceExtension__DiskCounters = __VERIFIER_nondet_int() ; [L364] int Irp__AssociatedIrp__SystemBuffer = __VERIFIER_nondet_int() ; [L365] int deviceExtension__Processors = __VERIFIER_nondet_int() ; [L366] int totalCounters__QueueDepth ; [L367] int deviceExtension__QueueDepth = __VERIFIER_nondet_int() ; [L368] int Irp__IoStatus__Status ; [L369] int deviceExtension ; [L370] int currentIrpStack ; [L371] int status ; [L372] int i ; [L373] int totalCounters ; [L374] int diskCounters ; [L375] int tmp ; [L376] int __cil_tmp24 ; [L377] int __cil_tmp25 ; [L378] int __cil_tmp26 ; [L381] deviceExtension = DeviceObject__DeviceExtension [L382] currentIrpStack = Irp__Tail__Overlay__CurrentStackLocation [L384] __cil_tmp24 = 32 [L385] __cil_tmp25 = 458752 [L386] __cil_tmp26 = 458784 VAL [\old(DeviceObject)=0, \old(Irp)=0, __cil_tmp24=32, __cil_tmp25=458752, __cil_tmp26=458784, compFptr=0, compRegistered=0, currentIrpStack=0, currentIrpStack__Parameters__DeviceIoControl__IoControlCode=0, currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength=0, customIrp=0, DC=2, deviceExtension=-1, deviceExtension__DiskCounters=0, deviceExtension__Processors=0, deviceExtension__QueueDepth=0, deviceExtension__TargetDeviceObject=0, DeviceObject=0, DeviceObject__DeviceExtension=-1, Executive=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, sizeof__DISK_PERFORMANCE=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L387] COND FALSE !(currentIrpStack__Parameters__DeviceIoControl__IoControlCode == __cil_tmp26) [L427] Irp__CurrentLocation ++ VAL [\old(DeviceObject)=0, \old(Irp)=0, __cil_tmp24=32, __cil_tmp25=458752, __cil_tmp26=458784, compFptr=0, compRegistered=0, currentIrpStack=0, currentIrpStack__Parameters__DeviceIoControl__IoControlCode=0, currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength=0, customIrp=0, DC=2, deviceExtension=-1, deviceExtension__DiskCounters=0, deviceExtension__Processors=0, deviceExtension__QueueDepth=0, deviceExtension__TargetDeviceObject=0, DeviceObject=0, DeviceObject__DeviceExtension=-1, Executive=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__CurrentLocation ++=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, sizeof__DISK_PERFORMANCE=0, SKIP1=3, SKIP2=4, UNLOADED=0] - UnprovableResult [Line: 255]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 255]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 272]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 272]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 410]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 410]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 427]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 428]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 428]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 204]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 204]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 205]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 205]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 229]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 229]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 230]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 230]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 447]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 447]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 448]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 448]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 328]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 328]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 329]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 329]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 330]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 330]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 332]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 332]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 333]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 333]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 334]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 334]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 337]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 337]: 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 10 procedures, 317 locations, 38 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=317occurred 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, 13 NumberOfCodeBlocks, 13 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! [2022-10-16 14:50:38,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...