java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 09:47:19,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 09:47:19,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 09:47:19,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 09:47:19,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 09:47:19,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 09:47:19,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 09:47:19,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 09:47:19,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 09:47:19,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 09:47:19,755 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 09:47:19,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 09:47:19,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 09:47:19,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 09:47:19,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 09:47:19,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 09:47:19,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 09:47:19,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 09:47:19,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 09:47:19,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 09:47:19,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 09:47:19,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 09:47:19,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 09:47:19,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 09:47:19,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 09:47:19,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 09:47:19,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 09:47:19,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 09:47:19,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 09:47:19,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 09:47:19,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 09:47:19,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 09:47:19,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 09:47:19,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 09:47:19,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 09:47:19,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 09:47:19,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 09:47:19,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 09:47:19,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 09:47:19,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 09:47:19,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 09:47:19,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-08 09:47:19,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 09:47:19,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 09:47:19,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 09:47:19,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 09:47:19,809 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 09:47:19,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 09:47:19,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 09:47:19,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 09:47:19,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 09:47:19,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 09:47:19,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 09:47:19,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 09:47:19,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 09:47:19,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 09:47:19,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 09:47:19,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 09:47:19,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 09:47:19,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 09:47:19,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 09:47:19,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 09:47:19,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 09:47:19,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 09:47:19,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 09:47:19,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 09:47:19,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 09:47:19,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 09:47:19,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 09:47:19,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 09:47:19,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 09:47:19,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 09:47:19,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 09:47:19,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 09:47:19,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 09:47:19,863 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 09:47:19,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-08-08 09:47:19,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e50f5b35/925b3002ea54427fb053c4f9908d0ed3/FLAGa14f3fe8c [2019-08-08 09:47:20,514 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 09:47:20,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-08-08 09:47:20,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e50f5b35/925b3002ea54427fb053c4f9908d0ed3/FLAGa14f3fe8c [2019-08-08 09:47:20,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e50f5b35/925b3002ea54427fb053c4f9908d0ed3 [2019-08-08 09:47:20,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 09:47:20,815 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 09:47:20,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 09:47:20,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 09:47:20,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 09:47:20,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5376f91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20, skipping insertion in model container [2019-08-08 09:47:20,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,831 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 09:47:20,889 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 09:47:21,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 09:47:21,320 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 09:47:21,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 09:47:21,431 INFO L192 MainTranslator]: Completed translation [2019-08-08 09:47:21,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21 WrapperNode [2019-08-08 09:47:21,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 09:47:21,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 09:47:21,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 09:47:21,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 09:47:21,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... [2019-08-08 09:47:21,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... [2019-08-08 09:47:21,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... [2019-08-08 09:47:21,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... [2019-08-08 09:47:21,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... [2019-08-08 09:47:21,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... [2019-08-08 09:47:21,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... [2019-08-08 09:47:21,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 09:47:21,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 09:47:21,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 09:47:21,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 09:47:21,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 09:47:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 09:47:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 09:47:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-08-08 09:47:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-08-08 09:47:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-08-08 09:47:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-08-08 09:47:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-08-08 09:47:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-08-08 09:47:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-08-08 09:47:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-08-08 09:47:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-08-08 09:47:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-08-08 09:47:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 09:47:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-08-08 09:47:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-08-08 09:47:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-08-08 09:47:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-08-08 09:47:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-08-08 09:47:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-08-08 09:47:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-08-08 09:47:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-08-08 09:47:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-08-08 09:47:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-08-08 09:47:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-08-08 09:47:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-08-08 09:47:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-08-08 09:47:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-08-08 09:47:21,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 09:47:21,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 09:47:21,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 09:47:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-08 09:47:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-08 09:47:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-08-08 09:47:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-08-08 09:47:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-08-08 09:47:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-08-08 09:47:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-08-08 09:47:21,588 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-08-08 09:47:21,588 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-08-08 09:47:21,588 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-08-08 09:47:21,588 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-08-08 09:47:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-08-08 09:47:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-08-08 09:47:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-08-08 09:47:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-08-08 09:47:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-08-08 09:47:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-08-08 09:47:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-08-08 09:47:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-08-08 09:47:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-08-08 09:47:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-08-08 09:47:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-08-08 09:47:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-08-08 09:47:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-08-08 09:47:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 09:47:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-08-08 09:47:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-08-08 09:47:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 09:47:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 09:47:21,858 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:21,977 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:21,978 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,008 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,029 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:22,030 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,041 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,461 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-08-08 09:47:22,461 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-08-08 09:47:22,463 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,618 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-08-08 09:47:22,619 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-08-08 09:47:22,687 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,757 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-08-08 09:47:22,757 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-08-08 09:47:22,932 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,953 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:22,954 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,954 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,972 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:22,972 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,973 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,990 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:22,990 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:23,298 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:23,356 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-08-08 09:47:23,356 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-08-08 09:47:23,481 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:23,486 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:23,486 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:23,487 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:23,516 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:23,516 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:23,516 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:23,522 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:23,522 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:23,532 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 09:47:23,533 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 09:47:23,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 09:47:23 BoogieIcfgContainer [2019-08-08 09:47:23,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 09:47:23,535 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 09:47:23,535 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 09:47:23,535 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 09:47:23,536 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 09:47:23" (1/1) ... [2019-08-08 09:47:23,548 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 09:47:23,550 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 09:47:23,560 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 09:47:23,568 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 09:47:23,570 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 09:47:23,641 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 104 [2019-08-08 09:47:24,712 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:24,714 INFO L185 IcfgInterpreter]: Interpreting procedure FloppyPnp with input of size 160 [2019-08-08 09:47:25,230 INFO L185 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 3 [2019-08-08 09:47:25,231 INFO L185 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 1 [2019-08-08 09:47:25,237 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:25,238 INFO L185 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 380 [2019-08-08 09:47:25,275 INFO L185 IcfgInterpreter]: Interpreting procedure FlQueueIrpToThread with input of size 254 [2019-08-08 09:47:25,304 INFO L185 IcfgInterpreter]: Interpreting procedure FloppyStartDevice with input of size 235 [2019-08-08 09:47:26,107 INFO L185 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 25 [2019-08-08 09:47:26,108 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:26,109 INFO L185 IcfgInterpreter]: Interpreting procedure FlFdcDeviceIo with input of size 357 [2019-08-08 09:47:26,131 INFO L185 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 511 [2019-08-08 09:47:26,154 INFO L185 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 503 [2019-08-08 09:47:26,228 INFO L185 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 7 [2019-08-08 09:47:26,229 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:26,230 INFO L185 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 518 [2019-08-08 09:47:26,236 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 517 [2019-08-08 09:47:26,238 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 09:47:26,239 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 09:47:26,241 INFO L179 IcfgInterpreter]: Location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 3645#true [2019-08-08 09:47:26,242 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 09:47:26,249 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 09:47:26,252 INFO L168 Benchmark]: Toolchain (without parser) took 5436.02 ms. Allocated memory was 139.5 MB in the beginning and 340.3 MB in the end (delta: 200.8 MB). Free memory was 84.9 MB in the beginning and 229.5 MB in the end (delta: -144.6 MB). Peak memory consumption was 209.3 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:26,253 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 139.5 MB. Free memory is still 104.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 09:47:26,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.89 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 84.9 MB in the beginning and 171.2 MB in the end (delta: -86.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:26,255 INFO L168 Benchmark]: Boogie Preprocessor took 81.43 ms. Allocated memory is still 201.3 MB. Free memory was 171.2 MB in the beginning and 167.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:26,255 INFO L168 Benchmark]: RCFGBuilder took 2020.35 ms. Allocated memory is still 201.3 MB. Free memory was 167.4 MB in the beginning and 82.1 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:26,256 INFO L168 Benchmark]: Symbolic Interpretation took 2714.74 ms. Allocated memory was 201.3 MB in the beginning and 340.3 MB in the end (delta: 138.9 MB). Free memory was 82.1 MB in the beginning and 229.5 MB in the end (delta: -147.4 MB). Peak memory consumption was 144.6 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:26,260 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 64]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 139.5 MB. Free memory is still 104.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 615.89 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 84.9 MB in the beginning and 171.2 MB in the end (delta: -86.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.43 ms. Allocated memory is still 201.3 MB. Free memory was 171.2 MB in the beginning and 167.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2020.35 ms. Allocated memory is still 201.3 MB. Free memory was 167.4 MB in the beginning and 82.1 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2714.74 ms. Allocated memory was 201.3 MB in the beginning and 340.3 MB in the end (delta: 138.9 MB). Free memory was 82.1 MB in the beginning and 229.5 MB in the end (delta: -147.4 MB). Peak memory consumption was 144.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...