./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 f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:18:49,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:18:49,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:18:49,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:18:49,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:18:49,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:18:49,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:18:49,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:18:49,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:18:49,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:18:49,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:18:49,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:18:49,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:18:49,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:18:49,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:18:49,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:18:49,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:18:49,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:18:49,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:18:49,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:18:49,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:18:49,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:18:49,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:18:49,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:18:49,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:18:49,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:18:49,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:18:49,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:18:49,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:18:49,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:18:49,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:18:49,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:18:49,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:18:49,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:18:49,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:18:49,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:18:49,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:18:49,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:18:49,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:18:49,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:18:49,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:18:49,136 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-28 20:18:49,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:18:49,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:18:49,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:18:49,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:18:49,155 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:18:49,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:18:49,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:18:49,156 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:18:49,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:18:49,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:18:49,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:18:49,157 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:18:49,157 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:18:49,157 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:18:49,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:18:49,158 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:18:49,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:18:49,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:18:49,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:18:49,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:18:49,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:18:49,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:18:49,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:18:49,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:18:49,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:18:49,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:18:49,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:18:49,161 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:18:49,162 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 [2019-11-28 20:18:49,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:18:49,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:18:49,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:18:49,511 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:18:49,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:18:49,512 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-28 20:18:49,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19336d3ac/0a35dfb297a74e49a036aaba4ac93ff9/FLAG17a5d3b83 [2019-11-28 20:18:50,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:18:50,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-28 20:18:50,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19336d3ac/0a35dfb297a74e49a036aaba4ac93ff9/FLAG17a5d3b83 [2019-11-28 20:18:50,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19336d3ac/0a35dfb297a74e49a036aaba4ac93ff9 [2019-11-28 20:18:50,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:18:50,423 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:18:50,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:18:50,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:18:50,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:18:50,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:18:50" (1/1) ... [2019-11-28 20:18:50,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe140f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:50, skipping insertion in model container [2019-11-28 20:18:50,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:18:50" (1/1) ... [2019-11-28 20:18:50,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:18:50,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:18:50,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:18:50,934 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:18:51,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:18:51,103 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:18:51,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51 WrapperNode [2019-11-28 20:18:51,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:18:51,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:18:51,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:18:51,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:18:51,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... [2019-11-28 20:18:51,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... [2019-11-28 20:18:51,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... [2019-11-28 20:18:51,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... [2019-11-28 20:18:51,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... [2019-11-28 20:18:51,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... [2019-11-28 20:18:51,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... [2019-11-28 20:18:51,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:18:51,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:18:51,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:18:51,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:18:51,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:18:51,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-28 20:18:51,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:18:51,293 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-11-28 20:18:51,293 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-11-28 20:18:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-11-28 20:18:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-11-28 20:18:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-11-28 20:18:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-11-28 20:18:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-11-28 20:18:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-11-28 20:18:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-11-28 20:18:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-11-28 20:18:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-11-28 20:18:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-11-28 20:18:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-11-28 20:18:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-11-28 20:18:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-11-28 20:18:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-11-28 20:18:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-11-28 20:18:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-28 20:18:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-11-28 20:18:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-11-28 20:18:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-11-28 20:18:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-11-28 20:18:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-11-28 20:18:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-11-28 20:18:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-11-28 20:18:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-28 20:18:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-28 20:18:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-28 20:18:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-28 20:18:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-11-28 20:18:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-11-28 20:18:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-11-28 20:18:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-11-28 20:18:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-11-28 20:18:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-11-28 20:18:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-11-28 20:18:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-11-28 20:18:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-11-28 20:18:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-11-28 20:18:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-11-28 20:18:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-11-28 20:18:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-11-28 20:18:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-11-28 20:18:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-11-28 20:18:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-11-28 20:18:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-11-28 20:18:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-11-28 20:18:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-11-28 20:18:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-11-28 20:18:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-11-28 20:18:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-11-28 20:18:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-11-28 20:18:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-28 20:18:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-11-28 20:18:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-28 20:18:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:18:51,712 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:18:51,910 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-11-28 20:18:51,910 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-11-28 20:18:51,919 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:18:52,026 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-11-28 20:18:52,027 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-11-28 20:18:52,061 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:18:52,104 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-11-28 20:18:52,104 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-11-28 20:18:52,110 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:18:52,122 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-11-28 20:18:52,122 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-11-28 20:18:52,410 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:18:52,463 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-11-28 20:18:52,464 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-11-28 20:18:52,501 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:18:52,530 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-11-28 20:18:52,531 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-11-28 20:18:52,572 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:18:52,572 INFO L287 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-28 20:18:52,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:18:52 BoogieIcfgContainer [2019-11-28 20:18:52,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:18:52,577 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 20:18:52,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 20:18:52,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 20:18:52,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:18:50" (1/3) ... [2019-11-28 20:18:52,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4725ef99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:18:52, skipping insertion in model container [2019-11-28 20:18:52,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:18:51" (2/3) ... [2019-11-28 20:18:52,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4725ef99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:18:52, skipping insertion in model container [2019-11-28 20:18:52,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:18:52" (3/3) ... [2019-11-28 20:18:52,586 INFO L109 eAbstractionObserver]: Analyzing ICFG diskperf_simpl1.cil.c [2019-11-28 20:18:52,594 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 20:18:52,601 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-11-28 20:18:52,614 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-11-28 20:18:52,636 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 20:18:52,637 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-28 20:18:52,637 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 20:18:52,637 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:18:52,637 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:18:52,637 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 20:18:52,638 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:18:52,638 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 20:18:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states. [2019-11-28 20:18:52,686 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 20:18:52,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 08:18:52 BoogieIcfgContainer [2019-11-28 20:18:52,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 20:18:52,690 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:18:52,690 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:18:52,691 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:18:52,691 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:18:52" (3/4) ... [2019-11-28 20:18:52,694 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 20:18:52,702 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _BLAST_init [2019-11-28 20:18:52,702 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-11-28 20:18:52,702 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfSyncFilterWithTarget [2019-11-28 20:18:52,702 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stubMoreProcessingRequired [2019-11-28 20:18:52,702 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PoCallDriver [2019-11-28 20:18:52,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDispatchPower [2019-11-28 20:18:52,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeWaitForSingleObject [2019-11-28 20:18:52,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCompleteRequest [2019-11-28 20:18:52,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IoBuildDeviceIoControlRequest [2019-11-28 20:18:52,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeSetEvent [2019-11-28 20:18:52,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stub_driver_init [2019-11-28 20:18:52,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfSendToNextDriver [2019-11-28 20:18:52,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfStartDevice [2019-11-28 20:18:52,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfForwardIrpSynchronous [2019-11-28 20:18:52,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfRegisterDevice [2019-11-28 20:18:52,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDeviceControl [2019-11-28 20:18:52,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2019-11-28 20:18:52,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfRemoveDevice [2019-11-28 20:18:52,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfCreate [2019-11-28 20:18:52,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfUnload [2019-11-28 20:18:52,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfIrpCompletion [2019-11-28 20:18:52,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2019-11-28 20:18:52,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfIoCompletion [2019-11-28 20:18:52,706 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfDispatchPnp [2019-11-28 20:18:52,706 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-11-28 20:18:52,706 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DiskPerfShutdownFlush [2019-11-28 20:18:52,731 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2019-11-28 20:18:52,733 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2019-11-28 20:18:52,735 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-28 20:18:52,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 20:18:52,934 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 20:18:52,934 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:18:52,937 INFO L168 Benchmark]: Toolchain (without parser) took 2513.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 957.7 MB in the beginning and 974.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. [2019-11-28 20:18:52,937 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:18:52,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -137.1 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:18:52,938 INFO L168 Benchmark]: Boogie Preprocessor took 89.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:18:52,939 INFO L168 Benchmark]: RCFGBuilder took 1379.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:18:52,940 INFO L168 Benchmark]: TraceAbstraction took 112.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:18:52,940 INFO L168 Benchmark]: Witness Printer took 244.02 ms. Allocated memory is still 1.1 GB. Free memory was 995.3 MB in the beginning and 974.4 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:18:52,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 680.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -137.1 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1379.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 112.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Witness Printer took 244.02 ms. Allocated memory is still 1.1 GB. Free memory was 995.3 MB in the beginning and 974.4 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 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...