./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 91b1670e Calling Ultimate with: 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 /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.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 e107441daffe219fcef86523aff14082b11c5fb6 .................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:01:43,323 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:01:43,327 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:01:43,343 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:01:43,344 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:01:43,345 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:01:43,347 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:01:43,349 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:01:43,350 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:01:43,351 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:01:43,352 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:01:43,353 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:01:43,354 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:01:43,355 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:01:43,356 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:01:43,357 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:01:43,358 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:01:43,360 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:01:43,362 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:01:43,364 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:01:43,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:01:43,367 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:01:43,370 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:01:43,370 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:01:43,371 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:01:43,372 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:01:43,373 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:01:43,374 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:01:43,375 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:01:43,376 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:01:43,376 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:01:43,377 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:01:43,378 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:01:43,378 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:01:43,379 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:01:43,380 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:01:43,381 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 23:01:43,409 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:01:43,411 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:01:43,412 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 23:01:43,412 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 23:01:43,416 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:01:43,416 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:01:43,416 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:01:43,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:01:43,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:01:43,417 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:01:43,417 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:01:43,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:01:43,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:01:43,419 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 23:01:43,419 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 23:01:43,419 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 23:01:43,419 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 23:01:43,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:01:43,422 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:01:43,422 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:01:43,422 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:01:43,422 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 23:01:43,422 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 23:01:43,422 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 23:01:43,424 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:01:43,424 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 23:01:43,424 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:01:43,424 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 23:01:43,424 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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 -> e107441daffe219fcef86523aff14082b11c5fb6 [2018-11-28 23:01:43,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:01:43,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:01:43,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:01:43,512 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:01:43,513 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:01:43,513 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-28 23:01:43,573 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2741aaa24/a46e07f96ab2441fb15f89703356d092/FLAG659df38bc [2018-11-28 23:01:44,156 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:01:44,156 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-28 23:01:44,171 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2741aaa24/a46e07f96ab2441fb15f89703356d092/FLAG659df38bc [2018-11-28 23:01:44,409 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2741aaa24/a46e07f96ab2441fb15f89703356d092 [2018-11-28 23:01:44,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:01:44,414 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 23:01:44,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:01:44,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:01:44,422 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:01:44,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:01:44" (1/1) ... [2018-11-28 23:01:44,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369aa54b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:44, skipping insertion in model container [2018-11-28 23:01:44,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:01:44" (1/1) ... [2018-11-28 23:01:44,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:01:44,492 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:01:44,889 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:01:44,897 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:01:45,017 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:01:45,039 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:01:45,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45 WrapperNode [2018-11-28 23:01:45,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:01:45,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:01:45,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:01:45,041 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:01:45,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (1/1) ... [2018-11-28 23:01:45,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (1/1) ... [2018-11-28 23:01:45,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (1/1) ... [2018-11-28 23:01:45,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (1/1) ... [2018-11-28 23:01:45,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (1/1) ... [2018-11-28 23:01:45,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (1/1) ... [2018-11-28 23:01:45,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (1/1) ... [2018-11-28 23:01:45,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:01:45,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:01:45,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:01:45,229 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:01:45,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (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 [2018-11-28 23:01:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 23:01:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:01:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-11-28 23:01:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-11-28 23:01:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2018-11-28 23:01:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 23:01:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-11-28 23:01:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-28 23:01:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-11-28 23:01:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-11-28 23:01:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-11-28 23:01:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2018-11-28 23:01:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2018-11-28 23:01:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2018-11-28 23:01:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2018-11-28 23:01:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2018-11-28 23:01:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2018-11-28 23:01:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-28 23:01:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-28 23:01:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-28 23:01:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 23:01:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2018-11-28 23:01:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 23:01:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2018-11-28 23:01:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-28 23:01:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-11-28 23:01:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-11-28 23:01:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2018-11-28 23:01:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2018-11-28 23:01:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2018-11-28 23:01:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2018-11-28 23:01:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2018-11-28 23:01:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2018-11-28 23:01:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-28 23:01:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-11-28 23:01:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-11-28 23:01:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-11-28 23:01:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 23:01:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-11-28 23:01:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 23:01:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:01:45,610 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 23:01:45,610 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 23:01:45,846 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 23:01:45,846 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 23:01:46,138 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 23:01:46,138 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 23:01:46,239 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 23:01:46,240 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 23:01:46,541 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 23:01:46,541 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 23:01:46,600 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 23:01:46,601 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 23:01:46,818 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:01:46,819 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 23:01:46,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:01:46 BoogieIcfgContainer [2018-11-28 23:01:46,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:01:46,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 23:01:46,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 23:01:46,825 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 23:01:46,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:01:44" (1/3) ... [2018-11-28 23:01:46,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@735fc3d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:01:46, skipping insertion in model container [2018-11-28 23:01:46,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:45" (2/3) ... [2018-11-28 23:01:46,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@735fc3d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:01:46, skipping insertion in model container [2018-11-28 23:01:46,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:01:46" (3/3) ... [2018-11-28 23:01:46,830 INFO L112 eAbstractionObserver]: Analyzing ICFG kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-28 23:01:46,840 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 23:01:46,848 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-11-28 23:01:46,867 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-11-28 23:01:46,894 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:01:46,894 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 23:01:46,895 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 23:01:46,895 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 23:01:46,895 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:01:46,895 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:01:46,895 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 23:01:46,896 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:01:46,896 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 23:01:46,921 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states. [2018-11-28 23:01:46,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 23:01:46,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:01:46 BoogieIcfgContainer [2018-11-28 23:01:46,946 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 23:01:46,947 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:01:46,947 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:01:46,947 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:01:46,947 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:01:46" (3/4) ... [2018-11-28 23:01:46,952 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 23:01:46,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeSetEvent [2018-11-28 23:01:46,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_Complete [2018-11-28 23:01:46,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stub_driver_init [2018-11-28 23:01:46,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_Power [2018-11-28 23:01:46,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _BLAST_init [2018-11-28 23:01:46,962 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-11-28 23:01:46,962 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 23:01:46,962 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-11-28 23:01:46,962 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stubMoreProcessingRequired [2018-11-28 23:01:46,962 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PoCallDriver [2018-11-28 23:01:46,962 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 23:01:46,962 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_CreateClose [2018-11-28 23:01:46,963 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_InternIoCtl [2018-11-28 23:01:46,963 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KeWaitForSingleObject [2018-11-28 23:01:46,963 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCompleteRequest [2018-11-28 23:01:46,964 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_DispatchPassThrough [2018-11-28 23:01:46,964 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_PnP [2018-11-28 23:01:46,982 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2018-11-28 23:01:46,984 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2018-11-28 23:01:46,986 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 23:01:47,185 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 23:01:47,185 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:01:47,186 INFO L168 Benchmark]: Toolchain (without parser) took 2773.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.3 MB in the beginning and 1.0 GB in the end (delta: -76.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:47,188 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:01:47,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 925.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:47,189 INFO L168 Benchmark]: Boogie Preprocessor took 187.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 925.8 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:47,189 INFO L168 Benchmark]: RCFGBuilder took 1590.72 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: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:47,190 INFO L168 Benchmark]: TraceAbstraction took 125.54 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:47,190 INFO L168 Benchmark]: Witness Printer took 238.92 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: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:47,193 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 624.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 925.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 187.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 925.8 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1590.72 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: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 125.54 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Witness Printer took 238.92 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: 20.0 MB). Peak memory consumption was 20.0 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 18 procedures, 251 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=239occurred 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...