./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 564a601a6273fd55bda5923edf4b35a694c899ec ............................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:16:54,912 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:16:54,913 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:16:54,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:16:54,919 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:16:54,920 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:16:54,921 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:16:54,922 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:16:54,923 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:16:54,924 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:16:54,924 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:16:54,924 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:16:54,925 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:16:54,926 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:16:54,926 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:16:54,927 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:16:54,927 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:16:54,928 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:16:54,929 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:16:54,930 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:16:54,931 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:16:54,932 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:16:54,933 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:16:54,933 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:16:54,934 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:16:54,934 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:16:54,935 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:16:54,935 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:16:54,936 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:16:54,936 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:16:54,936 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:16:54,937 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:16:54,937 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:16:54,937 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:16:54,938 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:16:54,938 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:16:54,939 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2018-11-10 13:16:54,946 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:16:54,946 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:16:54,947 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:16:54,947 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:16:54,947 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:16:54,947 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:16:54,947 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:16:54,947 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:16:54,947 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:16:54,947 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:16:54,948 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:16:54,948 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:16:54,948 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:16:54,948 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:16:54,948 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:16:54,949 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 13:16:54,949 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:16:54,949 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:16:54,949 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:16:54,949 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-10 13:16:54,949 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-10 13:16:54,949 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-10 13:16:54,950 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:16:54,950 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:16:54,950 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:16:54,950 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:16:54,950 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:16:54,950 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:16:54,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:16:54,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:16:54,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:16:54,951 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:16:54,951 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:16:54,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:16:54,951 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan 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 -> Taipan 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 -> 564a601a6273fd55bda5923edf4b35a694c899ec [2018-11-10 13:16:54,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:16:54,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:16:54,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:16:54,987 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:16:54,988 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:16:54,988 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 13:16:55,033 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/data/452ebcb55/952c62d9e1154e16a957fd08a2909d1f/FLAG4afd80aff [2018-11-10 13:16:55,394 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:16:55,394 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 13:16:55,407 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/data/452ebcb55/952c62d9e1154e16a957fd08a2909d1f/FLAG4afd80aff [2018-11-10 13:16:55,417 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/data/452ebcb55/952c62d9e1154e16a957fd08a2909d1f [2018-11-10 13:16:55,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:16:55,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:16:55,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:16:55,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:16:55,423 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:16:55,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bcb58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55, skipping insertion in model container [2018-11-10 13:16:55,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:16:55,463 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:16:55,645 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:16:55,649 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:16:55,708 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:16:55,722 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:16:55,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55 WrapperNode [2018-11-10 13:16:55,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:16:55,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:16:55,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:16:55,724 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:16:55,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:16:55,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:16:55,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:16:55,787 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:16:55,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... [2018-11-10 13:16:55,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:16:55,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:16:55,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:16:55,825 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:16:55,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/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 [2018-11-10 13:16:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-11-10 13:16:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-11-10 13:16:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:16:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:16:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2018-11-10 13:16:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2018-11-10 13:16:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-11-10 13:16:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-11-10 13:16:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2018-11-10 13:16:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2018-11-10 13:16:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2018-11-10 13:16:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2018-11-10 13:16:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-11-10 13:16:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-11-10 13:16:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-11-10 13:16:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-11-10 13:16:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2018-11-10 13:16:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2018-11-10 13:16:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-11-10 13:16:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-11-10 13:16:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-11-10 13:16:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2018-11-10 13:16:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2018-11-10 13:16:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2018-11-10 13:16:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2018-11-10 13:16:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2018-11-10 13:16:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-10 13:16:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2018-11-10 13:16:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2018-11-10 13:16:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2018-11-10 13:16:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2018-11-10 13:16:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2018-11-10 13:16:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2018-11-10 13:16:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2018-11-10 13:16:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2018-11-10 13:16:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-10 13:16:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-10 13:16:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2018-11-10 13:16:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2018-11-10 13:16:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2018-11-10 13:16:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2018-11-10 13:16:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:16:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:16:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:16:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:16:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2018-11-10 13:16:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2018-11-10 13:16:56,030 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 13:16:56,031 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 13:16:56,144 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 13:16:56,144 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 13:16:56,197 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 13:16:56,198 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 13:16:56,211 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 13:16:56,211 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 13:16:56,376 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 13:16:56,376 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 13:16:56,418 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 13:16:56,418 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 13:16:56,449 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:16:56,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:16:56 BoogieIcfgContainer [2018-11-10 13:16:56,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:16:56,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:16:56,451 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:16:56,452 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:16:56,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:16:55" (1/3) ... [2018-11-10 13:16:56,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f98fb0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:16:56, skipping insertion in model container [2018-11-10 13:16:56,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:55" (2/3) ... [2018-11-10 13:16:56,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f98fb0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:16:56, skipping insertion in model container [2018-11-10 13:16:56,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:16:56" (3/3) ... [2018-11-10 13:16:56,455 INFO L112 eAbstractionObserver]: Analyzing ICFG diskperf_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 13:16:56,461 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:16:56,466 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-11-10 13:16:56,476 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-11-10 13:16:56,492 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:16:56,492 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-10 13:16:56,492 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:16:56,493 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:16:56,493 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:16:56,493 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:16:56,493 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:16:56,493 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:16:56,508 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states. [2018-11-10 13:16:56,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:16:56,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:16:56 BoogieIcfgContainer [2018-11-10 13:16:56,526 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:16:56,527 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:16:56,527 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:16:56,527 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:16:56,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:16:56" (3/4) ... [2018-11-10 13:16:56,530 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:16:56,535 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure _BLAST_init [2018-11-10 13:16:56,535 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfSyncFilterWithTarget [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stubMoreProcessingRequired [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure PoCallDriver [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDispatchPower [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure KeWaitForSingleObject [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCompleteRequest [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IoBuildDeviceIoControlRequest [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure KeSetEvent [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stub_driver_init [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfSendToNextDriver [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfStartDevice [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfForwardIrpSynchronous [2018-11-10 13:16:56,536 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfRegisterDevice [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDeviceControl [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfRemoveDevice [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfCreate [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfUnload [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfIrpCompletion [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-11-10 13:16:56,537 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfIoCompletion [2018-11-10 13:16:56,538 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDispatchPnp [2018-11-10 13:16:56,538 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:16:56,538 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfShutdownFlush [2018-11-10 13:16:56,550 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2018-11-10 13:16:56,552 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-11-10 13:16:56,553 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 13:16:56,554 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 13:16:56,659 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3d98a71a-9ec9-4b21-b564-0c783e4e32e9/bin-2019/utaipan/witness.graphml [2018-11-10 13:16:56,660 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:16:56,660 INFO L168 Benchmark]: Toolchain (without parser) took 1240.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -52.9 MB). Peak memory consumption was 81.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:56,662 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:16:56,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.69 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 926.0 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:56,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 926.0 MB in the beginning and 1.1 GB in the end (delta: -204.6 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:56,662 INFO L168 Benchmark]: Boogie Preprocessor took 38.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:56,663 INFO L168 Benchmark]: RCFGBuilder took 624.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.6 MB). Peak memory consumption was 85.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:56,663 INFO L168 Benchmark]: TraceAbstraction took 75.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:56,663 INFO L168 Benchmark]: Witness Printer took 132.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:56,665 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 302.69 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 926.0 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 926.0 MB in the beginning and 1.1 GB in the end (delta: -204.6 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 624.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.6 MB). Peak memory consumption was 85.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 75.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Witness Printer took 132.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 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, 307 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=295occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 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...