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-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 09:47:18,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 09:47:18,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 09:47:18,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 09:47:18,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 09:47:18,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 09:47:18,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 09:47:18,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 09:47:18,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 09:47:18,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 09:47:18,405 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 09:47:18,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 09:47:18,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 09:47:18,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 09:47:18,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 09:47:18,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 09:47:18,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 09:47:18,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 09:47:18,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 09:47:18,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 09:47:18,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 09:47:18,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 09:47:18,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 09:47:18,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 09:47:18,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 09:47:18,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 09:47:18,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 09:47:18,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 09:47:18,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 09:47:18,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 09:47:18,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 09:47:18,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 09:47:18,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 09:47:18,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 09:47:18,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 09:47:18,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 09:47:18,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 09:47:18,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 09:47:18,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 09:47:18,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 09:47:18,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 09:47:18,432 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 09:47:18,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 09:47:18,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 09:47:18,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 09:47:18,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 09:47:18,456 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 09:47:18,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 09:47:18,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 09:47:18,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 09:47:18,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 09:47:18,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 09:47:18,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 09:47:18,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 09:47:18,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 09:47:18,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 09:47:18,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 09:47:18,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 09:47:18,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 09:47:18,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 09:47:18,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 09:47:18,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 09:47:18,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 09:47:18,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 09:47:18,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 09:47:18,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 09:47:18,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 09:47:18,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 09:47:18,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 09:47:18,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 09:47:18,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 09:47:18,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 09:47:18,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 09:47:18,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 09:47:18,541 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 09:47:18,542 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 09:47:18,542 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-08-08 09:47:18,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8df9acc/1c4e49bf6b9f4b32ace25d2780f98ee9/FLAGc0753582b [2019-08-08 09:47:19,115 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 09:47:19,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-08-08 09:47:19,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8df9acc/1c4e49bf6b9f4b32ace25d2780f98ee9/FLAGc0753582b [2019-08-08 09:47:19,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8df9acc/1c4e49bf6b9f4b32ace25d2780f98ee9 [2019-08-08 09:47:19,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 09:47:19,366 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 09:47:19,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 09:47:19,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 09:47:19,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 09:47:19,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 09:47:19" (1/1) ... [2019-08-08 09:47:19,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4212ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:19, skipping insertion in model container [2019-08-08 09:47:19,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 09:47:19" (1/1) ... [2019-08-08 09:47:19,383 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 09:47:19,449 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 09:47:19,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 09:47:19,817 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 09:47:20,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 09:47:20,041 INFO L192 MainTranslator]: Completed translation [2019-08-08 09:47:20,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20 WrapperNode [2019-08-08 09:47:20,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 09:47:20,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 09:47:20,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 09:47:20,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 09:47:20,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (1/1) ... [2019-08-08 09:47:20,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 09:47:20,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 09:47:20,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 09:47:20,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 09:47:20,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:47:20" (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 09:47:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 09:47:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 09:47:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-08-08 09:47:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-08-08 09:47:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-08-08 09:47:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-08-08 09:47:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-08-08 09:47:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-08-08 09:47:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-08-08 09:47:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-08-08 09:47:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-08-08 09:47:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-08-08 09:47:20,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 09:47:20,196 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-08-08 09:47:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-08-08 09:47:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-08-08 09:47:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-08-08 09:47:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-08-08 09:47:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-08-08 09:47:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-08-08 09:47:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-08-08 09:47:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-08-08 09:47:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-08-08 09:47:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-08-08 09:47:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-08-08 09:47:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-08-08 09:47:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 09:47:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 09:47:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 09:47:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-08 09:47:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-08 09:47:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-08-08 09:47:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-08-08 09:47:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-08-08 09:47:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-08-08 09:47:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-08-08 09:47:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-08-08 09:47:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-08-08 09:47:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-08-08 09:47:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-08-08 09:47:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-08-08 09:47:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-08-08 09:47:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-08-08 09:47:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-08-08 09:47:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-08-08 09:47:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-08-08 09:47:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-08-08 09:47:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-08-08 09:47:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-08-08 09:47:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-08-08 09:47:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-08-08 09:47:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-08-08 09:47:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-08-08 09:47:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 09:47:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-08-08 09:47:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 09:47:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 09:47:20,582 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:20,691 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:20,692 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:20,719 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:20,786 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:20,786 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:20,817 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:21,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-08-08 09:47:21,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-08-08 09:47:21,271 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:21,401 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-08-08 09:47:21,402 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-08-08 09:47:21,435 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:21,501 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-08-08 09:47:21,501 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-08-08 09:47:21,666 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:21,771 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:21,771 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:21,772 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:21,824 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:21,825 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:21,825 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:21,842 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:21,843 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,035 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,113 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-08-08 09:47:22,113 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-08-08 09:47:22,287 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,302 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:22,302 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,302 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,338 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:22,338 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,338 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-08 09:47:22,347 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-08 09:47:22,347 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-08 09:47:22,358 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 09:47:22,358 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 09:47:22,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 09:47:22 BoogieIcfgContainer [2019-08-08 09:47:22,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 09:47:22,361 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 09:47:22,361 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 09:47:22,361 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 09:47:22,362 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 09:47:22" (1/1) ... [2019-08-08 09:47:22,374 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 09:47:22,377 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 09:47:22,390 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 09:47:22,399 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 09:47:22,401 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 09:47:22,498 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 104 [2019-08-08 09:47:23,653 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:23,658 INFO L185 IcfgInterpreter]: Interpreting procedure FloppyPnp with input of size 160 [2019-08-08 09:47:24,194 INFO L185 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 3 [2019-08-08 09:47:24,195 INFO L185 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 1 [2019-08-08 09:47:24,202 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:24,203 INFO L185 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 380 [2019-08-08 09:47:24,230 INFO L185 IcfgInterpreter]: Interpreting procedure FlQueueIrpToThread with input of size 254 [2019-08-08 09:47:24,282 INFO L185 IcfgInterpreter]: Interpreting procedure FloppyStartDevice with input of size 235 [2019-08-08 09:47:25,124 INFO L185 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 25 [2019-08-08 09:47:25,125 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:25,126 INFO L185 IcfgInterpreter]: Interpreting procedure FlFdcDeviceIo with input of size 357 [2019-08-08 09:47:25,150 INFO L185 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 511 [2019-08-08 09:47:25,174 INFO L185 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 503 [2019-08-08 09:47:25,252 INFO L185 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 7 [2019-08-08 09:47:25,254 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 [2019-08-08 09:47:25,254 INFO L185 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 518 [2019-08-08 09:47:25,260 INFO L185 IcfgInterpreter]: Interpreting procedure errorFn with input of size 517 [2019-08-08 09:47:25,263 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 09:47:25,263 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 09:47:25,266 INFO L179 IcfgInterpreter]: Location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 3752#true [2019-08-08 09:47:25,267 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 09:47:25,274 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 09:47:25,277 INFO L168 Benchmark]: Toolchain (without parser) took 5910.82 ms. Allocated memory was 134.2 MB in the beginning and 321.9 MB in the end (delta: 187.7 MB). Free memory was 88.2 MB in the beginning and 183.1 MB in the end (delta: -94.9 MB). Peak memory consumption was 194.0 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:25,278 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-08 09:47:25,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.62 ms. Allocated memory was 134.2 MB in the beginning and 202.9 MB in the end (delta: 68.7 MB). Free memory was 88.0 MB in the beginning and 172.2 MB in the end (delta: -84.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:25,280 INFO L168 Benchmark]: Boogie Preprocessor took 77.53 ms. Allocated memory is still 202.9 MB. Free memory was 172.2 MB in the beginning and 168.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:25,281 INFO L168 Benchmark]: RCFGBuilder took 2240.02 ms. Allocated memory is still 202.9 MB. Free memory was 168.4 MB in the beginning and 84.5 MB in the end (delta: 83.9 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:25,282 INFO L168 Benchmark]: Symbolic Interpretation took 2913.65 ms. Allocated memory was 202.9 MB in the beginning and 321.9 MB in the end (delta: 119.0 MB). Free memory was 84.5 MB in the beginning and 183.1 MB in the end (delta: -98.6 MB). Peak memory consumption was 121.6 MB. Max. memory is 7.1 GB. [2019-08-08 09:47:25,286 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 0.44 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.62 ms. Allocated memory was 134.2 MB in the beginning and 202.9 MB in the end (delta: 68.7 MB). Free memory was 88.0 MB in the beginning and 172.2 MB in the end (delta: -84.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.53 ms. Allocated memory is still 202.9 MB. Free memory was 172.2 MB in the beginning and 168.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2240.02 ms. Allocated memory is still 202.9 MB. Free memory was 168.4 MB in the beginning and 84.5 MB in the end (delta: 83.9 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2913.65 ms. Allocated memory was 202.9 MB in the beginning and 321.9 MB in the end (delta: 119.0 MB). Free memory was 84.5 MB in the beginning and 183.1 MB in the end (delta: -98.6 MB). Peak memory consumption was 121.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...