java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:39:59,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:39:59,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:39:59,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:39:59,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:39:59,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:39:59,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:39:59,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:39:59,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:39:59,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:39:59,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:39:59,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:39:59,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:39:59,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:39:59,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:39:59,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:39:59,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:39:59,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:39:59,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:39:59,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:39:59,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:39:59,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:39:59,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:39:59,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:39:59,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:39:59,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:39:59,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:39:59,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:39:59,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:39:59,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:39:59,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:39:59,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:39:59,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:39:59,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:39:59,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:39:59,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:39:59,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:39:59,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:39:59,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:39:59,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:39:59,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:39:59,346 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 12:39:59,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:39:59,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:39:59,361 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:39:59,361 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:39:59,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:39:59,362 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:39:59,363 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:39:59,363 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:39:59,363 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:39:59,363 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:39:59,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:39:59,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:39:59,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:39:59,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:39:59,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:39:59,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:39:59,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:39:59,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:39:59,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:39:59,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:39:59,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:39:59,366 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:39:59,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:39:59,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:39:59,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:39:59,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:39:59,367 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:39:59,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:39:59,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:39:59,368 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:39:59,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:39:59,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:39:59,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:39:59,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:39:59,422 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:39:59,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c [2019-10-03 12:39:59,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9958755b3/9d0af2be3c224961bc22bcb3cfac0de6/FLAG04c66d131 [2019-10-03 12:40:00,028 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:40:00,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c [2019-10-03 12:40:00,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9958755b3/9d0af2be3c224961bc22bcb3cfac0de6/FLAG04c66d131 [2019-10-03 12:40:00,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9958755b3/9d0af2be3c224961bc22bcb3cfac0de6 [2019-10-03 12:40:00,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:40:00,316 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:40:00,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:40:00,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:40:00,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:40:00,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:40:00" (1/1) ... [2019-10-03 12:40:00,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b73aab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:00, skipping insertion in model container [2019-10-03 12:40:00,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:40:00" (1/1) ... [2019-10-03 12:40:00,333 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:40:00,415 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:40:00,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:40:00,926 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:40:01,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:40:01,128 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:40:01,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01 WrapperNode [2019-10-03 12:40:01,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:40:01,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:40:01,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:40:01,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:40:01,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (1/1) ... [2019-10-03 12:40:01,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (1/1) ... [2019-10-03 12:40:01,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (1/1) ... [2019-10-03 12:40:01,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (1/1) ... [2019-10-03 12:40:01,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (1/1) ... [2019-10-03 12:40:01,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (1/1) ... [2019-10-03 12:40:01,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (1/1) ... [2019-10-03 12:40:01,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:40:01,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:40:01,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:40:01,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:40:01,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:40:01" (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 [2019-10-03 12:40:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:40:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:40:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-10-03 12:40:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-10-03 12:40:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-10-03 12:40:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-10-03 12:40:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-10-03 12:40:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-10-03 12:40:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-10-03 12:40:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-10-03 12:40:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-10-03 12:40:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:40:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-10-03 12:40:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-10-03 12:40:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-10-03 12:40:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-10-03 12:40:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-10-03 12:40:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-10-03 12:40:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-10-03 12:40:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-10-03 12:40:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-10-03 12:40:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-10-03 12:40:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-10-03 12:40:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-10-03 12:40:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-10-03 12:40:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-10-03 12:40:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2019-10-03 12:40:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2019-10-03 12:40:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2019-10-03 12:40:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-10-03 12:40:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:40:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:40:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:40:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 12:40:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 12:40:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-10-03 12:40:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-10-03 12:40:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-10-03 12:40:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-10-03 12:40:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-10-03 12:40:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-10-03 12:40:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-10-03 12:40:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-10-03 12:40:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-10-03 12:40:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-10-03 12:40:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-10-03 12:40:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-10-03 12:40:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-10-03 12:40:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-10-03 12:40:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-10-03 12:40:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-10-03 12:40:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-10-03 12:40:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-10-03 12:40:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2019-10-03 12:40:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2019-10-03 12:40:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2019-10-03 12:40:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-10-03 12:40:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-10-03 12:40:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-10-03 12:40:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-10-03 12:40:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-10-03 12:40:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:40:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-10-03 12:40:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:40:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:40:01,707 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:01,762 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:01,762 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:01,778 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:01,791 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:01,791 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:01,807 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,136 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-10-03 12:40:02,136 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-10-03 12:40:02,143 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,284 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-10-03 12:40:02,284 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-10-03 12:40:02,305 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,333 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-10-03 12:40:02,334 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-10-03 12:40:02,431 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,440 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:02,440 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:02,441 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,449 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:02,449 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:02,449 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,461 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:02,461 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:02,532 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,567 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-10-03 12:40:02,567 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-10-03 12:40:02,570 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,702 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2019-10-03 12:40:02,702 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2019-10-03 12:40:02,769 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,775 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:02,775 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:02,776 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,800 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:02,800 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:02,801 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 12:40:02,807 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 12:40:02,807 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 12:40:02,826 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:40:02,826 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:40:02,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:40:02 BoogieIcfgContainer [2019-10-03 12:40:02,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:40:02,829 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:40:02,829 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:40:02,829 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:40:02,830 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:40:02" (1/1) ... [2019-10-03 12:40:02,879 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:40:05,402 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-03 12:40:12,396 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:40:12,454 INFO L272 AbstractInterpreter]: Visited 518 different actions 12279 times. Merged at 280 different actions 4567 times. Widened at 18 different actions 85 times. Performed 82361 root evaluator evaluations with a maximum evaluation depth of 10. Performed 82361 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1197 fixpoints after 131 different actions. Largest state had 194 variables. [2019-10-03 12:40:12,454 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:40:12,458 INFO L168 Benchmark]: Toolchain (without parser) took 12140.05 ms. Allocated memory was 138.9 MB in the beginning and 641.7 MB in the end (delta: 502.8 MB). Free memory was 85.6 MB in the beginning and 196.5 MB in the end (delta: -110.9 MB). Peak memory consumption was 391.9 MB. Max. memory is 7.1 GB. [2019-10-03 12:40:12,461 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:40:12,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.24 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.4 MB in the beginning and 158.6 MB in the end (delta: -73.2 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-10-03 12:40:12,464 INFO L168 Benchmark]: Boogie Preprocessor took 102.07 ms. Allocated memory is still 198.7 MB. Free memory was 158.6 MB in the beginning and 154.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:40:12,466 INFO L168 Benchmark]: RCFGBuilder took 1596.19 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 154.1 MB in the beginning and 153.5 MB in the end (delta: 626.5 kB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. [2019-10-03 12:40:12,468 INFO L168 Benchmark]: Abstract Interpretation took 9625.20 ms. Allocated memory was 221.2 MB in the beginning and 641.7 MB in the end (delta: 420.5 MB). Free memory was 153.5 MB in the beginning and 196.5 MB in the end (delta: -43.1 MB). Peak memory consumption was 377.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:40:12,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 812.24 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.4 MB in the beginning and 158.6 MB in the end (delta: -73.2 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.07 ms. Allocated memory is still 198.7 MB. Free memory was 158.6 MB in the beginning and 154.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1596.19 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 154.1 MB in the beginning and 153.5 MB in the end (delta: 626.5 kB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 9625.20 ms. Allocated memory was 221.2 MB in the beginning and 641.7 MB in the end (delta: 420.5 MB). Free memory was 153.5 MB in the beginning and 196.5 MB in the end (delta: -43.1 MB). Peak memory consumption was 377.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1626]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L41] int FloppyThread ; [L42] int KernelMode ; [L43] int Suspended ; [L44] int Executive ; [L45] int DiskController ; [L46] int FloppyDiskPeripheral ; [L47] int FlConfigCallBack ; [L48] int MaximumInterfaceType ; [L49] int MOUNTDEV_MOUNTED_DEVICE_GUID ; [L50] int myStatus ; [L51] int s ; [L52] int UNLOADED ; [L53] int NP ; [L54] int DC ; [L55] int SKIP1 ; [L56] int SKIP2 ; [L57] int MPR1 ; [L58] int MPR3 ; [L59] int IPC ; [L60] int pended ; [L61] int compRegistered ; [L62] int lowerDriverReturn ; [L63] int setEventCalled ; [L64] int customIrp ; [L87] int PagingReferenceCount = 0; [L88] int PagingMutex = 0; [L667] int status ; [L668] int irp = __VERIFIER_nondet_int() ; [L669] int pirp ; [L670] int pirp__IoStatus__Status ; [L671] int irp_choice = __VERIFIER_nondet_int() ; [L672] int devobj = __VERIFIER_nondet_int() ; [L673] int __cil_tmp8 ; [L675] FloppyThread = 0 [L676] KernelMode = 0 [L677] Suspended = 0 [L678] Executive = 0 [L679] DiskController = 0 [L680] FloppyDiskPeripheral = 0 [L681] FlConfigCallBack = 0 [L682] MaximumInterfaceType = 0 [L683] MOUNTDEV_MOUNTED_DEVICE_GUID = 0 [L684] myStatus = 0 [L685] s = 0 [L686] UNLOADED = 0 [L687] NP = 0 [L688] DC = 0 [L689] SKIP1 = 0 [L690] SKIP2 = 0 [L691] MPR1 = 0 [L692] MPR3 = 0 [L693] IPC = 0 [L694] pended = 0 [L695] compRegistered = 0 [L696] lowerDriverReturn = 0 [L697] setEventCalled = 0 [L698] customIrp = 0 [L702] status = 0 [L703] pirp = irp [L704] CALL _BLAST_init() [L70] UNLOADED = 0 [L71] NP = 1 [L72] DC = 2 [L73] SKIP1 = 3 [L74] SKIP2 = 4 [L75] MPR1 = 5 [L76] MPR3 = 6 [L77] IPC = 7 [L78] s = UNLOADED [L79] pended = 0 [L80] compRegistered = 0 [L81] lowerDriverReturn = 0 [L82] setEventCalled = 0 [L83] customIrp = 0 [L704] RET _BLAST_init() [L706] COND TRUE status >= 0 [L707] s = NP [L708] customIrp = 0 [L709] setEventCalled = customIrp [L710] lowerDriverReturn = setEventCalled [L711] compRegistered = lowerDriverReturn [L712] pended = compRegistered [L713] pirp__IoStatus__Status = 0 [L714] myStatus = 0 [L715] COND TRUE irp_choice == 0 [L716] pirp__IoStatus__Status = -1073741637 [L717] myStatus = -1073741637 [L720] CALL stub_driver_init() [L657] s = NP [L658] pended = 0 [L659] compRegistered = 0 [L660] lowerDriverReturn = 0 [L661] setEventCalled = 0 [L662] customIrp = 0 [L720] RET stub_driver_init() [L723] COND FALSE !(status < 0) [L727] int tmp_ndt_1; [L728] tmp_ndt_1 = __VERIFIER_nondet_int() [L729] COND FALSE !(tmp_ndt_1 == 0) [L732] int tmp_ndt_2; [L733] tmp_ndt_2 = __VERIFIER_nondet_int() [L734] COND FALSE !(tmp_ndt_2 == 1) [L737] int tmp_ndt_3; [L738] tmp_ndt_3 = __VERIFIER_nondet_int() [L739] COND TRUE tmp_ndt_3 == 2 [L761] CALL, EXPR FloppyDeviceControl(devobj, pirp) [L1183] int disketteExtension__HoldNewRequests = __VERIFIER_nondet_int() ; [L1184] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L1185] int Irp__IoStatus__Information ; [L1186] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L1187] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L1188] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L1189] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L1190] int irpSp__Parameters__DeviceIoControl__OutputBufferLength = __VERIFIER_nondet_int() ; [L1191] int sizeof__MOUNTDEV_NAME = __VERIFIER_nondet_int() ; [L1192] int Irp__AssociatedIrp__SystemBuffer = __VERIFIER_nondet_int() ; [L1193] int mountName__NameLength ; [L1194] int disketteExtension__DeviceName__Length = __VERIFIER_nondet_int() ; [L1195] int sizeof__USHORT = __VERIFIER_nondet_int() ; [L1196] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L1197] int uniqueId__UniqueIdLength ; [L1198] int disketteExtension__InterfaceString__Length = __VERIFIER_nondet_int() ; [L1199] int sizeof__MOUNTDEV_UNIQUE_ID = __VERIFIER_nondet_int() ; [L1200] int irpSp__Parameters__DeviceIoControl__InputBufferLength = __VERIFIER_nondet_int() ; [L1201] int sizeof__FORMAT_PARAMETERS = __VERIFIER_nondet_int() ; [L1202] int irpSp__Parameters__DeviceIoControl__IoControlCode___1 = __VERIFIER_nondet_int() ; [L1203] int sizeof__FORMAT_EX_PARAMETERS = __VERIFIER_nondet_int() ; [L1204] int formatExParameters__FormatGapLength = __VERIFIER_nondet_int() ; [L1205] int formatExParameters__SectorsPerTrack = __VERIFIER_nondet_int() ; [L1206] int sizeof__DISK_GEOMETRY = __VERIFIER_nondet_int() ; [L1207] int Irp__IoStatus__Status___0 ; [L1208] int disketteExtension = __VERIFIER_nondet_int() ; [L1209] int ntStatus ; [L1210] int outputBufferLength ; [L1211] int lowestDriveMediaType = __VERIFIER_nondet_int() ; [L1212] int highestDriveMediaType = __VERIFIER_nondet_int() ; [L1213] int formatExParametersSize = __VERIFIER_nondet_int() ; [L1214] int formatExParameters ; [L1215] int tmp ; [L1216] int mountName ; [L1217] int uniqueId ; [L1218] int tmp___0 ; [L1219] int __cil_tmp39 ; [L1220] int __cil_tmp40 ; [L1221] int __cil_tmp41 = __VERIFIER_nondet_int() ; [L1222] int __cil_tmp42 ; [L1223] int __cil_tmp43 ; [L1224] int __cil_tmp44 = __VERIFIER_nondet_int() ; [L1225] int __cil_tmp45 = __VERIFIER_nondet_int() ; [L1226] int __cil_tmp46 ; [L1227] int __cil_tmp47 ; [L1228] int __cil_tmp48 ; [L1229] int __cil_tmp49 ; [L1230] int __cil_tmp50 = __VERIFIER_nondet_int() ; [L1231] int __cil_tmp51 ; [L1232] int __cil_tmp52 ; [L1233] int __cil_tmp53 ; [L1234] int __cil_tmp54 ; [L1235] int __cil_tmp55 = __VERIFIER_nondet_int() ; [L1236] int __cil_tmp56 ; [L1237] int __cil_tmp57 ; [L1238] int __cil_tmp58 ; [L1239] int __cil_tmp59 ; [L1240] int __cil_tmp60 = __VERIFIER_nondet_int() ; [L1241] int __cil_tmp61 ; [L1242] int __cil_tmp62 ; [L1243] int __cil_tmp63 ; [L1244] int __cil_tmp64 ; [L1245] int __cil_tmp65 = __VERIFIER_nondet_int() ; [L1246] int __cil_tmp66 = __VERIFIER_nondet_int() ; [L1247] int __cil_tmp67 ; [L1248] int __cil_tmp68 ; [L1249] int __cil_tmp69 = __VERIFIER_nondet_int() ; [L1250] int __cil_tmp70 ; [L1251] int __cil_tmp71 ; [L1252] int __cil_tmp72 = __VERIFIER_nondet_int() ; [L1253] int __cil_tmp73 ; [L1254] int __cil_tmp74 ; [L1255] int __cil_tmp75 = __VERIFIER_nondet_int() ; [L1256] int __cil_tmp76 ; [L1257] int __cil_tmp77 ; [L1258] int __cil_tmp78 = __VERIFIER_nondet_int() ; [L1259] int __cil_tmp79 ; [L1260] int __cil_tmp80 ; [L1261] int __cil_tmp81 = __VERIFIER_nondet_int() ; [L1262] int __cil_tmp82 ; [L1263] int __cil_tmp83 ; [L1264] int __cil_tmp84 ; [L1265] int __cil_tmp85 ; [L1266] int __cil_tmp86 ; [L1267] int __cil_tmp87 ; [L1268] int __cil_tmp88 = __VERIFIER_nondet_int() ; [L1269] int __cil_tmp89 ; [L1270] int __cil_tmp90 ; [L1271] long __cil_tmp91 ; [L1274] COND TRUE \read(disketteExtension__HoldNewRequests) [L1279] COND TRUE irpSp__Parameters__DeviceIoControl__IoControlCode___1 != __cil_tmp41 [L1281] CALL, EXPR FloppyQueueRequest(disketteExtension, Irp) [L1582] int Irp__IoStatus__Status ; [L1583] int Irp__IoStatus__Information ; [L1584] int Irp__Tail__Overlay__CurrentStackLocation__Control ; [L1585] int ntStatus ; [L1586] int FAKE_CONDITION = __VERIFIER_nondet_int() ; [L1589] PagingReferenceCount ++ [L1590] COND TRUE PagingReferenceCount == 1 [L1593] COND FALSE !(\read(FAKE_CONDITION)) [L1606] Irp__IoStatus__Status = 259 [L1607] myStatus = 259 [L1609] COND TRUE pended == 0 [L1610] pended = 1 [L1616] ntStatus = 259 [L1618] return (ntStatus); [L1281] RET, EXPR FloppyQueueRequest(disketteExtension, Irp) [L1281] ntStatus = FloppyQueueRequest(disketteExtension, Irp) [L1283] return (ntStatus); [L761] RET, EXPR FloppyDeviceControl(devobj, pirp) [L761] status = FloppyDeviceControl(devobj, pirp) [L779] COND FALSE !(pended == 1) [L787] COND FALSE !(pended == 1) [L795] COND TRUE s != UNLOADED [L796] COND TRUE status != -1 [L797] COND TRUE s != SKIP2 [L798] COND TRUE s != IPC [L799] COND TRUE s != DC [L801] CALL errorFn() [L1626] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...