./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b15a3429ae983cb571408e453cffd56861eca4f5fc7e760aad97ad24a44474ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 16:25:31,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:25:31,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:25:31,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:25:31,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:25:31,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:25:31,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:25:31,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:25:31,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:25:31,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:25:31,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:25:31,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:25:31,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:25:31,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:25:31,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:25:31,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:25:31,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:25:31,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:25:31,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:25:31,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:25:31,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:25:31,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:25:31,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:25:31,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:25:31,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:25:31,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:25:31,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:25:31,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:25:31,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:25:31,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:25:31,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:25:31,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:25:31,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:25:31,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:25:31,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:25:31,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:25:31,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:25:31,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:25:31,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:25:31,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:25:31,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:25:31,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 16:25:31,780 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:25:31,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:25:31,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:25:31,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:25:31,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:25:31,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:25:31,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:25:31,782 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:25:31,782 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:25:31,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:25:31,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:25:31,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:25:31,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:25:31,784 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:25:31,784 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:25:31,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:25:31,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:25:31,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:25:31,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:25:31,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:25:31,784 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:25:31,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:25:31,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:25:31,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b15a3429ae983cb571408e453cffd56861eca4f5fc7e760aad97ad24a44474ad [2022-12-14 16:25:31,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:25:31,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:25:31,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:25:31,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:25:31,972 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:25:31,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2022-12-14 16:25:34,512 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:25:34,700 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:25:34,700 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2022-12-14 16:25:34,709 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/data/83f141f0f/0ff5471e675b43768f43c5faf2b5a873/FLAGcdd547fa9 [2022-12-14 16:25:34,723 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/data/83f141f0f/0ff5471e675b43768f43c5faf2b5a873 [2022-12-14 16:25:34,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:25:34,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:25:34,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:25:34,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:25:34,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:25:34,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:25:34" (1/1) ... [2022-12-14 16:25:34,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@422fc90f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:34, skipping insertion in model container [2022-12-14 16:25:34,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:25:34" (1/1) ... [2022-12-14 16:25:34,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:25:34,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:25:35,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2022-12-14 16:25:35,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:25:35,038 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:25:35,113 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2022-12-14 16:25:35,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:25:35,128 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:25:35,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35 WrapperNode [2022-12-14 16:25:35,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:25:35,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:25:35,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:25:35,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:25:35,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,196 INFO L138 Inliner]: procedures = 41, calls = 76, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 1405 [2022-12-14 16:25:35,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:25:35,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:25:35,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:25:35,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:25:35,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,241 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:25:35,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:25:35,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:25:35,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:25:35,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:35" (1/1) ... [2022-12-14 16:25:35,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:25:35,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:25:35,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:25:35,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:25:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:25:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-12-14 16:25:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-12-14 16:25:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2022-12-14 16:25:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2022-12-14 16:25:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-12-14 16:25:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-12-14 16:25:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-12-14 16:25:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-12-14 16:25:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-12-14 16:25:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-12-14 16:25:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:25:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-12-14 16:25:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-12-14 16:25:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2022-12-14 16:25:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2022-12-14 16:25:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:25:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:25:35,476 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:25:35,477 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:25:35,483 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,536 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-12-14 16:25:35,536 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-12-14 16:25:35,537 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-12-14 16:25:35,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-12-14 16:25:35,555 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,563 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,570 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,572 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,574 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,574 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:35,579 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:36,036 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##236: assume !false; [2022-12-14 16:25:36,036 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##235: assume false; [2022-12-14 16:25:36,036 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##170: assume !false; [2022-12-14 16:25:36,036 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2022-12-14 16:25:36,036 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2022-12-14 16:25:36,036 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##139: assume false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume !false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume false; [2022-12-14 16:25:36,037 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2022-12-14 16:25:36,038 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:36,061 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-12-14 16:25:36,061 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-12-14 16:25:36,062 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:36,063 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:36,063 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 16:25:36,098 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2022-12-14 16:25:36,098 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2022-12-14 16:25:36,099 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2022-12-14 16:25:36,099 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2022-12-14 16:25:36,099 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2022-12-14 16:25:36,099 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2022-12-14 16:25:36,110 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:25:36,291 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:25:36,292 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:25:36,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:25:36 BoogieIcfgContainer [2022-12-14 16:25:36,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:25:36,296 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:25:36,296 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:25:36,305 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:25:36,306 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:25:36" (1/1) ... [2022-12-14 16:25:36,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:25:36,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:36,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 376 states and 519 transitions. [2022-12-14 16:25:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 519 transitions. [2022-12-14 16:25:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 16:25:36,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:36,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:36,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:36,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 375 states and 518 transitions. [2022-12-14 16:25:36,660 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 518 transitions. [2022-12-14 16:25:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 16:25:36,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:36,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:36,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 374 states and 517 transitions. [2022-12-14 16:25:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 517 transitions. [2022-12-14 16:25:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 16:25:36,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:36,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:36,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 373 states and 516 transitions. [2022-12-14 16:25:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 516 transitions. [2022-12-14 16:25:36,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 16:25:36,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:36,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:37,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 372 states and 515 transitions. [2022-12-14 16:25:37,026 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 515 transitions. [2022-12-14 16:25:37,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 16:25:37,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:37,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:25:37,047 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:25:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:25:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:25:37,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:25:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:25:37,183 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-12-14 16:25:37,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 04:25:37 ImpRootNode [2022-12-14 16:25:37,223 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 16:25:37,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:25:37,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:25:37,224 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:25:37,225 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:25:36" (3/4) ... [2022-12-14 16:25:37,226 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 16:25:37,292 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 16:25:37,292 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:25:37,293 INFO L158 Benchmark]: Toolchain (without parser) took 2566.17ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 115.7MB in the beginning and 73.2MB in the end (delta: 42.5MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2022-12-14 16:25:37,293 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 69.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:37,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.01ms. Allocated memory is still 146.8MB. Free memory was 115.7MB in the beginning and 90.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 16:25:37,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.36ms. Allocated memory is still 146.8MB. Free memory was 90.0MB in the beginning and 83.6MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 16:25:37,294 INFO L158 Benchmark]: Boogie Preprocessor took 55.83ms. Allocated memory is still 146.8MB. Free memory was 83.6MB in the beginning and 78.8MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 16:25:37,294 INFO L158 Benchmark]: RCFGBuilder took 1041.22ms. Allocated memory is still 146.8MB. Free memory was 78.8MB in the beginning and 74.7MB in the end (delta: 4.1MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2022-12-14 16:25:37,295 INFO L158 Benchmark]: CodeCheck took 927.46ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 74.7MB in the beginning and 78.5MB in the end (delta: -3.8MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-12-14 16:25:37,295 INFO L158 Benchmark]: Witness Printer took 68.43ms. Allocated memory is still 176.2MB. Free memory was 78.5MB in the beginning and 73.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 16:25:37,297 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 376 locations, 74 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 80 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 112 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 102 IncrementalHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 76 mSDtfsCounter, 102 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 96 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - CounterExampleResult [Line: 489]: integer overflow possible integer overflow possible We found a FailurePath: [L42] int FloppyThread ; [L43] int KernelMode ; [L44] int Suspended ; [L45] int Executive ; [L46] int DiskController ; [L47] int FloppyDiskPeripheral ; [L48] int FlConfigCallBack ; [L49] int MaximumInterfaceType ; [L50] int MOUNTDEV_MOUNTED_DEVICE_GUID ; [L51] int myStatus ; [L52] int s ; [L53] int UNLOADED ; [L54] int NP ; [L55] int DC ; [L56] int SKIP1 ; [L57] int SKIP2 ; [L58] int MPR1 ; [L59] int MPR3 ; [L60] int IPC ; [L61] int pended ; [L62] int compRegistered ; [L63] int lowerDriverReturn ; [L64] int setEventCalled ; [L65] int customIrp ; [L88] int PagingReferenceCount = 0; [L89] int PagingMutex = 0; [L668] int status ; [L669] int irp = __VERIFIER_nondet_int() ; [L670] int pirp ; [L671] int pirp__IoStatus__Status ; [L672] int irp_choice = __VERIFIER_nondet_int() ; [L673] int devobj = __VERIFIER_nondet_int() ; [L674] int __cil_tmp8 ; [L676] FloppyThread = 0 [L677] KernelMode = 0 [L678] Suspended = 0 [L679] Executive = 0 [L680] DiskController = 0 [L681] FloppyDiskPeripheral = 0 [L682] FlConfigCallBack = 0 [L683] MaximumInterfaceType = 0 [L684] MOUNTDEV_MOUNTED_DEVICE_GUID = 0 [L685] myStatus = 0 [L686] s = 0 [L687] UNLOADED = 0 [L688] NP = 0 [L689] DC = 0 [L690] SKIP1 = 0 [L691] SKIP2 = 0 [L692] MPR1 = 0 [L693] MPR3 = 0 [L694] IPC = 0 [L695] pended = 0 [L696] compRegistered = 0 [L697] lowerDriverReturn = 0 [L698] setEventCalled = 0 [L699] customIrp = 0 [L703] status = 0 [L704] pirp = irp [L705] CALL _BLAST_init() [L71] UNLOADED = 0 [L72] NP = 1 [L73] DC = 2 [L74] SKIP1 = 3 [L75] SKIP2 = 4 [L76] MPR1 = 5 [L77] MPR3 = 6 [L78] IPC = 7 [L79] s = UNLOADED [L80] pended = 0 [L81] compRegistered = 0 [L82] lowerDriverReturn = 0 [L83] setEventCalled = 0 [L84] customIrp = 0 [L705] RET _BLAST_init() [L707] COND TRUE status >= 0 [L708] s = NP [L709] customIrp = 0 [L710] setEventCalled = customIrp [L711] lowerDriverReturn = setEventCalled [L712] compRegistered = lowerDriverReturn [L713] pended = compRegistered [L714] pirp__IoStatus__Status = 0 [L715] myStatus = 0 [L716] COND TRUE irp_choice == 0 [L717] pirp__IoStatus__Status = -1073741637 [L718] myStatus = -1073741637 [L721] CALL stub_driver_init() [L658] s = NP [L659] pended = 0 [L660] compRegistered = 0 [L661] lowerDriverReturn = 0 [L662] setEventCalled = 0 [L663] customIrp = 0 [L721] RET stub_driver_init() [L724] COND FALSE !(status < 0) [L728] int tmp_ndt_1; [L729] tmp_ndt_1 = __VERIFIER_nondet_int() [L730] COND FALSE !(tmp_ndt_1 == 0) [L733] int tmp_ndt_2; [L734] tmp_ndt_2 = __VERIFIER_nondet_int() [L735] COND FALSE !(tmp_ndt_2 == 1) [L738] int tmp_ndt_3; [L739] tmp_ndt_3 = __VERIFIER_nondet_int() [L740] COND FALSE !(tmp_ndt_3 == 2) [L743] int tmp_ndt_4; [L744] tmp_ndt_4 = __VERIFIER_nondet_int() [L745] COND TRUE tmp_ndt_4 == 3 [L767] CALL FloppyPnp(devobj, pirp) [L161] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L162] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L163] int Irp__IoStatus__Information ; [L164] int Irp__IoStatus__Status ; [L165] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L166] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L167] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L168] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L169] int disketteExtension__HoldNewRequests ; [L170] int disketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L171] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L172] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L173] int disketteExtension__ArcName__Length = __VERIFIER_nondet_int() ; [L174] int disketteExtension__ArcName = __VERIFIER_nondet_int() ; [L175] int irpSp__MinorFunction = __VERIFIER_nondet_int() ; [L176] int IoGetConfigurationInformation__FloppyCount = __VERIFIER_nondet_int() ; [L177] int irpSp ; [L178] int disketteExtension ; [L179] int ntStatus ; [L180] int doneEvent = __VERIFIER_nondet_int() ; [L181] int irpSp___0 ; [L182] int nextIrpSp ; [L183] int nextIrpSp__Control ; [L184] int irpSp___1 ; [L185] int irpSp__Context ; [L186] int irpSp__Control ; [L187] long __cil_tmp29 ; [L188] long __cil_tmp30 ; [L191] ntStatus = 0 [L192] PagingReferenceCount ++ [L193] COND TRUE PagingReferenceCount == 1 [L196] disketteExtension = DeviceObject__DeviceExtension [L197] irpSp = Irp__Tail__Overlay__CurrentStackLocation VAL [\old(DeviceObject)=0, \old(Irp)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L198] COND FALSE !(\read(disketteExtension__IsRemoved)) VAL [\old(DeviceObject)=0, \old(Irp)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L207] COND TRUE irpSp__MinorFunction == 0 [L232] CALL FloppyStartDevice(DeviceObject, Irp) [L435] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L436] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L437] int Irp__IoStatus__Status ; [L438] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L439] int disketteExtension__MaxTransferSize ; [L440] int disketteExtension__DriveType = __VERIFIER_nondet_int() ; [L441] int disketteExtension__PerpendicularMode ; [L442] int disketteExtension__DeviceUnit ; [L443] int disketteExtension__DriveOnValue ; [L444] int disketteExtension__UnderlyingPDO = __VERIFIER_nondet_int() ; [L445] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L446] int disketteExtension__IsStarted ; [L447] int disketteExtension__HoldNewRequests ; [L448] int ntStatus ; [L449] int pnpStatus ; [L450] int doneEvent = __VERIFIER_nondet_int() ; [L451] int fdcInfo = __VERIFIER_nondet_int() ; [L452] int fdcInfo__BufferCount ; [L453] int fdcInfo__BufferSize ; [L454] int fdcInfo__MaxTransferSize = __VERIFIER_nondet_int() ; [L455] int fdcInfo__AcpiBios = __VERIFIER_nondet_int() ; [L456] int fdcInfo__AcpiFdiSupported = __VERIFIER_nondet_int() ; [L457] int fdcInfo__PeripheralNumber = __VERIFIER_nondet_int() ; [L458] int fdcInfo__BusType ; [L459] int fdcInfo__ControllerNumber = __VERIFIER_nondet_int() ; [L460] int fdcInfo__UnitNumber = __VERIFIER_nondet_int() ; [L461] int fdcInfo__BusNumber = __VERIFIER_nondet_int() ; [L462] int Dc ; [L463] int Fp ; [L464] int disketteExtension ; [L465] int irpSp ; [L466] int irpSp___0 ; [L467] int nextIrpSp ; [L468] int nextIrpSp__Control ; [L469] int irpSp___1 ; [L470] int irpSp__Control ; [L471] int irpSp__Context ; [L472] int InterfaceType ; [L473] int KUSER_SHARED_DATA__AlternativeArchitecture_NEC98x86 = __VERIFIER_nondet_int() ; [L474] long __cil_tmp42 ; [L475] int __cil_tmp43 ; [L476] int __cil_tmp44 ; [L477] int __cil_tmp45 ; [L478] int __cil_tmp46 = __VERIFIER_nondet_int() ; [L479] int __cil_tmp47 ; [L480] int __cil_tmp48 ; [L481] int __cil_tmp49 ; [L484] Dc = DiskController [L485] Fp = FloppyDiskPeripheral [L486] disketteExtension = DeviceObject__DeviceExtension [L487] irpSp = Irp__Tail__Overlay__CurrentStackLocation [L488] irpSp___0 = Irp__Tail__Overlay__CurrentStackLocation VAL [\old(DeviceObject)=0, \old(Irp)=0, __cil_tmp46=0, compRegistered=0, customIrp=0, Dc=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__DriveType=0, disketteExtension__InterfaceString=0, disketteExtension__TargetObject=0, disketteExtension__UnderlyingPDO=0, doneEvent=0, Executive=0, fdcInfo=0, fdcInfo__AcpiBios=0, fdcInfo__AcpiFdiSupported=0, fdcInfo__BusNumber=0, fdcInfo__ControllerNumber=0, fdcInfo__MaxTransferSize=0, fdcInfo__PeripheralNumber=0, fdcInfo__UnitNumber=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, Fp=0, IPC=7, Irp=0, Irp__Tail__Overlay__CurrentStackLocation=-2147483648, irpSp=-2147483648, irpSp___0=-2147483648, KernelMode=0, KUSER_SHARED_DATA__AlternativeArchitecture_NEC98x86=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L489] Irp__Tail__Overlay__CurrentStackLocation - 1 VAL [\old(DeviceObject)=0, \old(Irp)=0, __cil_tmp46=0, compRegistered=0, customIrp=0, Dc=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__DriveType=0, disketteExtension__InterfaceString=0, disketteExtension__TargetObject=0, disketteExtension__UnderlyingPDO=0, doneEvent=0, Executive=0, fdcInfo=0, fdcInfo__AcpiBios=0, fdcInfo__AcpiFdiSupported=0, fdcInfo__BusNumber=0, fdcInfo__ControllerNumber=0, fdcInfo__MaxTransferSize=0, fdcInfo__PeripheralNumber=0, fdcInfo__UnitNumber=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, Fp=0, IPC=7, Irp=0, Irp__Tail__Overlay__CurrentStackLocation=-2147483648, irpSp=-2147483648, irpSp___0=-2147483648, KernelMode=0, KUSER_SHARED_DATA__AlternativeArchitecture_NEC98x86=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 69.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.01ms. Allocated memory is still 146.8MB. Free memory was 115.7MB in the beginning and 90.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.36ms. Allocated memory is still 146.8MB. Free memory was 90.0MB in the beginning and 83.6MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.83ms. Allocated memory is still 146.8MB. Free memory was 83.6MB in the beginning and 78.8MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1041.22ms. Allocated memory is still 146.8MB. Free memory was 78.8MB in the beginning and 74.7MB in the end (delta: 4.1MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * CodeCheck took 927.46ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 74.7MB in the beginning and 78.5MB in the end (delta: -3.8MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Witness Printer took 68.43ms. Allocated memory is still 176.2MB. Free memory was 78.5MB in the beginning and 73.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 16:25:37,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81198df0-073f-4481-9a29-f115360c118c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)