./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b1a240fd075ce2cb4ef354f75e9bf02a7f7ab6f ........................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:03:04,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:03:04,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:03:04,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:03:04,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:03:04,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:03:04,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:03:04,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:03:04,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:03:04,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:03:04,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:03:04,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:03:04,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:03:04,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:03:04,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:03:04,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:03:04,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:03:04,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:03:04,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:03:04,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:03:04,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:03:04,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:03:04,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:03:04,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:03:04,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:03:04,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:03:04,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:03:04,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:03:04,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:03:04,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:03:04,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:03:04,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:03:04,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:03:04,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:03:04,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:03:04,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:03:04,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:03:04,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:03:04,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:03:04,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:03:04,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:03:04,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-12-07 16:03:04,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:03:04,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:03:04,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:03:04,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:03:04,688 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 16:03:04,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:03:04,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:03:04,688 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 16:03:04,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:03:04,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:03:04,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:03:04,689 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 16:03:04,689 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 16:03:04,689 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 16:03:04,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:03:04,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:03:04,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:03:04,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:03:04,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:03:04,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:03:04,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:03:04,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:03:04,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:03:04,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:03:04,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:03:04,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 16:03:04,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:03:04,691 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:03:04,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b1a240fd075ce2cb4ef354f75e9bf02a7f7ab6f [2019-12-07 16:03:04,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:03:04,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:03:04,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:03:04,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:03:04,810 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:03:04,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-12-07 16:03:04,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/data/0a0b11400/c5cee31c24134ffebef25d41ad948dc8/FLAG6326a6aa5 [2019-12-07 16:03:05,204 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:03:05,205 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-12-07 16:03:05,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/data/0a0b11400/c5cee31c24134ffebef25d41ad948dc8/FLAG6326a6aa5 [2019-12-07 16:03:05,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/data/0a0b11400/c5cee31c24134ffebef25d41ad948dc8 [2019-12-07 16:03:05,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:03:05,223 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 16:03:05,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:03:05,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:03:05,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:03:05,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233db533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05, skipping insertion in model container [2019-12-07 16:03:05,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:03:05,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:03:05,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:03:05,492 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:03:05,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:03:05,554 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:03:05,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05 WrapperNode [2019-12-07 16:03:05,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:03:05,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:03:05,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:03:05,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:03:05,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... [2019-12-07 16:03:05,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:03:05,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:03:05,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:03:05,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:03:05,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/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 [2019-12-07 16:03:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-12-07 16:03:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:03:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-12-07 16:03:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-12-07 16:03:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-12-07 16:03:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-12-07 16:03:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-12-07 16:03:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-12-07 16:03:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-12-07 16:03:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-12-07 16:03:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-12-07 16:03:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-12-07 16:03:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:03:05,776 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:05,814 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:05,814 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:05,821 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:05,828 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:05,829 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:05,832 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:05,944 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-12-07 16:03:05,945 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-12-07 16:03:05,946 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:05,978 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-12-07 16:03:05,978 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-12-07 16:03:05,986 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:05,997 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-12-07 16:03:05,997 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-12-07 16:03:06,042 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:06,047 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:06,047 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:06,047 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:06,053 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:06,053 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:06,053 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:06,059 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:06,059 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:06,085 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:06,105 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-12-07 16:03:06,105 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-12-07 16:03:06,121 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:06,125 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:06,125 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:06,125 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:06,130 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:06,130 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:06,131 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 16:03:06,135 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-07 16:03:06,135 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-07 16:03:06,141 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:03:06,141 INFO L287 CfgBuilder]: Removed 1 assume(true) statements. [2019-12-07 16:03:06,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:03:06 BoogieIcfgContainer [2019-12-07 16:03:06,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:03:06,143 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:03:06,143 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:03:06,145 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:03:06,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:03:05" (1/3) ... [2019-12-07 16:03:06,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a7f5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:03:06, skipping insertion in model container [2019-12-07 16:03:06,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:03:05" (2/3) ... [2019-12-07 16:03:06,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a7f5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:03:06, skipping insertion in model container [2019-12-07 16:03:06,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:03:06" (3/3) ... [2019-12-07 16:03:06,147 INFO L109 eAbstractionObserver]: Analyzing ICFG floppy_simpl3.cil-2.c [2019-12-07 16:03:06,153 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:03:06,158 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-12-07 16:03:06,165 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-12-07 16:03:06,178 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:03:06,178 INFO L374 AbstractCegarLoop]: Hoare is false [2019-12-07 16:03:06,178 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:03:06,178 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:03:06,178 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:03:06,178 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:03:06,178 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:03:06,179 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:03:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2019-12-07 16:03:06,207 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 16:03:06,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:03:06 BoogieIcfgContainer [2019-12-07 16:03:06,210 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:03:06,210 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:03:06,210 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:03:06,210 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:03:06,211 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:03:06" (3/4) ... [2019-12-07 16:03:06,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 16:03:06,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IoRegisterDeviceInterface [2019-12-07 16:03:06,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _BLAST_init [2019-12-07 16:03:06,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FloppyProcessQueuedRequests [2019-12-07 16:03:06,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IoSetDeviceInterfaceState [2019-12-07 16:03:06,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FloppyPnp [2019-12-07 16:03:06,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-12-07 16:03:06,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FloppyCreateClose [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stubMoreProcessingRequired [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FloppyPnpComplete [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeWaitForSingleObject [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCompleteRequest [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FloppyStartDevice [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PsCreateSystemThread [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ObReferenceObjectByHandle [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IoBuildDeviceIoControlRequest [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeSetEvent [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stub_driver_init [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2019-12-07 16:03:06,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FlQueueIrpToThread [2019-12-07 16:03:06,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2019-12-07 16:03:06,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-12-07 16:03:06,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FlFdcDeviceIo [2019-12-07 16:03:06,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure FlAcpiConfigureFloppy [2019-12-07 16:03:06,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IoDeleteSymbolicLink [2019-12-07 16:03:06,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IoQueryDeviceDescription [2019-12-07 16:03:06,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ZwClose [2019-12-07 16:03:06,234 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2019-12-07 16:03:06,236 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2019-12-07 16:03:06,237 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-12-07 16:03:06,238 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 16:03:06,343 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_09be2904-95f4-4256-a0a4-14b00455a653/bin/uautomizer/witness.graphml [2019-12-07 16:03:06,343 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:03:06,345 INFO L168 Benchmark]: Toolchain (without parser) took 1120.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 935.2 MB in the beginning and 957.5 MB in the end (delta: -22.3 MB). Peak memory consumption was 77.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:03:06,345 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:03:06,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:03:06,346 INFO L168 Benchmark]: Boogie Preprocessor took 52.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:03:06,346 INFO L168 Benchmark]: RCFGBuilder took 534.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 990.0 MB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:03:06,346 INFO L168 Benchmark]: TraceAbstraction took 67.26 ms. Allocated memory is still 1.1 GB. Free memory was 990.0 MB in the beginning and 983.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:03:06,346 INFO L168 Benchmark]: Witness Printer took 132.98 ms. Allocated memory is still 1.1 GB. Free memory was 983.3 MB in the beginning and 957.5 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:03:06,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 534.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 990.0 MB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 67.26 ms. Allocated memory is still 1.1 GB. Free memory was 990.0 MB in the beginning and 983.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Witness Printer took 132.98 ms. Allocated memory is still 1.1 GB. Free memory was 983.3 MB in the beginning and 957.5 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 308 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=303occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...