./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b5699aa Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/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 507de3a6972fe7d98868a5d3779c0d8ce42b046d .......................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-25 08:54:37,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:54:37,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:54:37,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:54:37,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:54:37,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:54:37,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:54:37,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:54:37,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:54:37,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:54:37,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:54:37,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:54:37,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:54:37,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:54:37,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:54:37,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:54:37,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:54:37,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:54:37,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:54:37,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:54:37,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:54:37,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:54:37,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:54:37,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:54:37,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:54:37,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:54:37,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:54:37,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:54:37,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:54:37,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:54:37,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:54:37,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:54:37,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:54:37,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:54:37,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:54:37,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:54:37,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:54:37,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:54:37,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:54:37,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:54:37,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:54:37,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-25 08:54:37,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:54:37,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:54:37,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:54:37,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:54:37,860 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:54:37,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:54:37,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:54:37,861 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:54:37,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:54:37,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:54:37,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:54:37,861 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-25 08:54:37,862 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-25 08:54:37,862 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-25 08:54:37,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:54:37,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 08:54:37,862 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 08:54:37,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 08:54:37,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:54:37,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:54:37,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:54:37,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:54:37,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:54:37,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:54:37,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:54:37,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:54:37,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:54:37,864 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 08:54:37,865 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 08:54:37,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:54:37,865 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_34004715-57e5-4576-86af-369b740ac8f4/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 -> 507de3a6972fe7d98868a5d3779c0d8ce42b046d [2019-11-25 08:54:38,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:54:38,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:54:38,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:54:38,016 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:54:38,016 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:54:38,017 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-25 08:54:38,085 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/data/3129f2e55/0c1d6c0d9f0c4245bc6b6e1f78420cdc/FLAG35e53a010 [2019-11-25 08:54:38,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:54:38,511 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-25 08:54:38,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/data/3129f2e55/0c1d6c0d9f0c4245bc6b6e1f78420cdc/FLAG35e53a010 [2019-11-25 08:54:38,539 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/data/3129f2e55/0c1d6c0d9f0c4245bc6b6e1f78420cdc [2019-11-25 08:54:38,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:54:38,543 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-25 08:54:38,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:54:38,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:54:38,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:54:38,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:54:38" (1/1) ... [2019-11-25 08:54:38,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41954e66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:38, skipping insertion in model container [2019-11-25 08:54:38,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:54:38" (1/1) ... [2019-11-25 08:54:38,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:54:38,598 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:54:38,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:54:38,952 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:54:39,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:54:39,068 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:54:39,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39 WrapperNode [2019-11-25 08:54:39,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:54:39,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:54:39,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:54:39,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:54:39,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... [2019-11-25 08:54:39,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... [2019-11-25 08:54:39,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... [2019-11-25 08:54:39,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... [2019-11-25 08:54:39,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... [2019-11-25 08:54:39,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... [2019-11-25 08:54:39,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... [2019-11-25 08:54:39,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:54:39,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:54:39,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:54:39,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:54:39,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/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 [2019-11-25 08:54:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-25 08:54:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:54:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-11-25 08:54:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-11-25 08:54:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-11-25 08:54:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-11-25 08:54:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-11-25 08:54:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-11-25 08:54:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-11-25 08:54:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-11-25 08:54:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-11-25 08:54:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-11-25 08:54:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-11-25 08:54:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-11-25 08:54:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-11-25 08:54:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-11-25 08:54:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-11-25 08:54:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-11-25 08:54:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-11-25 08:54:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-25 08:54:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-11-25 08:54:39,259 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-11-25 08:54:39,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-11-25 08:54:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-11-25 08:54:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-11-25 08:54:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-11-25 08:54:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-11-25 08:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-25 08:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-25 08:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-25 08:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-25 08:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-11-25 08:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-11-25 08:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-11-25 08:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-11-25 08:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-11-25 08:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-11-25 08:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-11-25 08:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-11-25 08:54:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-11-25 08:54:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-11-25 08:54:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-11-25 08:54:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-11-25 08:54:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-11-25 08:54:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-11-25 08:54:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-11-25 08:54:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-11-25 08:54:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-11-25 08:54:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-11-25 08:54:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-11-25 08:54:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-11-25 08:54:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-11-25 08:54:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-11-25 08:54:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-11-25 08:54:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-25 08:54:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-11-25 08:54:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-25 08:54:39,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:54:39,645 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:54:39,866 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-11-25 08:54:39,867 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-11-25 08:54:39,877 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:54:39,964 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-11-25 08:54:39,964 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-11-25 08:54:40,033 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:54:40,098 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-11-25 08:54:40,098 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-11-25 08:54:40,105 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:54:40,118 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-11-25 08:54:40,118 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-11-25 08:54:40,362 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:54:40,426 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-11-25 08:54:40,426 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-11-25 08:54:40,468 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:54:40,490 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-11-25 08:54:40,490 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-11-25 08:54:40,527 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:54:40,528 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-25 08:54:40,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:54:40 BoogieIcfgContainer [2019-11-25 08:54:40,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:54:40,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:54:40,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:54:40,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:54:40,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:54:38" (1/3) ... [2019-11-25 08:54:40,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b12411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:54:40, skipping insertion in model container [2019-11-25 08:54:40,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:54:39" (2/3) ... [2019-11-25 08:54:40,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b12411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:54:40, skipping insertion in model container [2019-11-25 08:54:40,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:54:40" (3/3) ... [2019-11-25 08:54:40,539 INFO L109 eAbstractionObserver]: Analyzing ICFG diskperf_simpl1.cil.c [2019-11-25 08:54:40,548 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:54:40,557 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-11-25 08:54:40,567 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-11-25 08:54:40,588 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:54:40,589 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-25 08:54:40,589 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:54:40,589 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:54:40,589 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:54:40,589 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:54:40,590 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:54:40,590 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:54:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states. [2019-11-25 08:54:40,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:54:40,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:54:40 BoogieIcfgContainer [2019-11-25 08:54:40,661 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:54:40,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:54:40,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:54:40,663 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:54:40,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:54:40" (3/4) ... [2019-11-25 08:54:40,667 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:54:40,676 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _BLAST_init [2019-11-25 08:54:40,676 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-11-25 08:54:40,676 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfSyncFilterWithTarget [2019-11-25 08:54:40,676 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stubMoreProcessingRequired [2019-11-25 08:54:40,676 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PoCallDriver [2019-11-25 08:54:40,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDispatchPower [2019-11-25 08:54:40,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeWaitForSingleObject [2019-11-25 08:54:40,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCompleteRequest [2019-11-25 08:54:40,678 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IoBuildDeviceIoControlRequest [2019-11-25 08:54:40,678 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeSetEvent [2019-11-25 08:54:40,678 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stub_driver_init [2019-11-25 08:54:40,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfSendToNextDriver [2019-11-25 08:54:40,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfStartDevice [2019-11-25 08:54:40,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfForwardIrpSynchronous [2019-11-25 08:54:40,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfRegisterDevice [2019-11-25 08:54:40,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDeviceControl [2019-11-25 08:54:40,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2019-11-25 08:54:40,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfRemoveDevice [2019-11-25 08:54:40,681 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfCreate [2019-11-25 08:54:40,681 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfUnload [2019-11-25 08:54:40,681 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfIrpCompletion [2019-11-25 08:54:40,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2019-11-25 08:54:40,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfIoCompletion [2019-11-25 08:54:40,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDispatchPnp [2019-11-25 08:54:40,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-11-25 08:54:40,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfShutdownFlush [2019-11-25 08:54:40,719 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2019-11-25 08:54:40,721 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2019-11-25 08:54:40,723 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-25 08:54:40,725 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:54:40,897 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_34004715-57e5-4576-86af-369b740ac8f4/bin/uautomizer/witness.graphml [2019-11-25 08:54:40,897 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:54:40,899 INFO L168 Benchmark]: Toolchain (without parser) took 2355.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.6 MB in the beginning and 1.0 GB in the end (delta: -63.3 MB). Peak memory consumption was 83.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:54:40,900 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:54:40,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:54:40,901 INFO L168 Benchmark]: Boogie Preprocessor took 116.82 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:54:40,901 INFO L168 Benchmark]: RCFGBuilder took 1342.56 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: 87.1 MB). Peak memory consumption was 87.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:54:40,901 INFO L168 Benchmark]: TraceAbstraction took 129.86 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:54:40,902 INFO L168 Benchmark]: Witness Printer took 235.16 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: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:54:40,904 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 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 525.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.82 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1342.56 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: 87.1 MB). Peak memory consumption was 87.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 129.86 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Witness Printer took 235.16 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: 22.9 MB). Peak memory consumption was 22.9 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, 294 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=294occurred 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...