./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --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 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:18:39,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:18:39,941 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:18:39,947 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:18:39,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:18:39,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:18:39,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:18:39,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:18:39,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:18:39,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:18:39,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:18:39,973 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:18:39,973 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:18:39,973 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:18:39,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:18:39,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:18:39,974 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:18:39,975 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:18:39,975 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:18:39,975 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:18:39,975 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:18:39,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:18:39,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:18:39,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:18:39,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:18:39,976 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:18:39,976 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:18:39,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:18:39,976 INFO L153 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe [2024-11-25 02:18:40,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:18:40,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:18:40,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:18:40,328 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:18:40,329 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:18:40,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-25 02:18:43,392 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/data/193b1e9e4/60445250aed54dbf9029068fc183a5c1/FLAGa685833ad [2024-11-25 02:18:43,874 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:18:43,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-25 02:18:43,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/data/193b1e9e4/60445250aed54dbf9029068fc183a5c1/FLAGa685833ad [2024-11-25 02:18:43,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/data/193b1e9e4/60445250aed54dbf9029068fc183a5c1 [2024-11-25 02:18:43,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:18:43,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:18:43,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:18:43,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:18:43,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:18:43,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:18:43" (1/1) ... [2024-11-25 02:18:43,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c961d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:43, skipping insertion in model container [2024-11-25 02:18:43,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:18:43" (1/1) ... [2024-11-25 02:18:44,023 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:18:44,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:18:44,556 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:18:44,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:18:44,724 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:18:44,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44 WrapperNode [2024-11-25 02:18:44,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:18:44,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:18:44,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:18:44,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:18:44,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,834 INFO L138 Inliner]: procedures = 41, calls = 108, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 1697 [2024-11-25 02:18:44,835 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:18:44,835 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:18:44,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:18:44,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:18:44,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,853 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,880 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:18:44,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:18:44,942 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:18:44,942 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:18:44,943 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:44" (1/1) ... [2024-11-25 02:18:44,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:18:44,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:18:44,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:18:44,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:18:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2024-11-25 02:18:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2024-11-25 02:18:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:18:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2024-11-25 02:18:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2024-11-25 02:18:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2024-11-25 02:18:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2024-11-25 02:18:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2024-11-25 02:18:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2024-11-25 02:18:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2024-11-25 02:18:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2024-11-25 02:18:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2024-11-25 02:18:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2024-11-25 02:18:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2024-11-25 02:18:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2024-11-25 02:18:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2024-11-25 02:18:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2024-11-25 02:18:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2024-11-25 02:18:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2024-11-25 02:18:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2024-11-25 02:18:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2024-11-25 02:18:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:18:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2024-11-25 02:18:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2024-11-25 02:18:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2024-11-25 02:18:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2024-11-25 02:18:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:18:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:18:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2024-11-25 02:18:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2024-11-25 02:18:45,293 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:18:45,295 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:18:45,498 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,595 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2024-11-25 02:18:45,595 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2024-11-25 02:18:45,696 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,728 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false;havoc ~tmp_ndt_7~0; [2024-11-25 02:18:45,728 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2024-11-25 02:18:45,738 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,739 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,747 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,770 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,793 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,802 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:45,810 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 02:18:46,936 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume !false; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume false; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##286: assume !false;havoc ZwClose_~tmp_ndt_10~0#1; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume false; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume false; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##134: assume !false; [2024-11-25 02:18:46,937 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2024-11-25 02:18:46,938 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2024-11-25 02:18:46,938 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2024-11-25 02:18:46,938 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2024-11-25 02:18:46,938 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2024-11-25 02:18:46,938 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2024-11-25 02:18:47,177 INFO L? ?]: Removed 683 outVars from TransFormulas that were not future-live. [2024-11-25 02:18:47,177 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:18:47,693 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:18:47,694 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:18:47,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:47 BoogieIcfgContainer [2024-11-25 02:18:47,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:18:47,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:18:47,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:18:47,714 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:18:47,715 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:47" (1/1) ... [2024-11-25 02:18:47,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:18:47,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 402 states and 604 transitions. [2024-11-25 02:18:47,807 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 604 transitions. [2024-11-25 02:18:47,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:18:47,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:47,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:48,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 404 states and 607 transitions. [2024-11-25 02:18:48,246 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 607 transitions. [2024-11-25 02:18:48,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:18:48,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:48,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:48,299 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:18:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:48,426 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:18:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:48,482 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 02:18:48,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:18:48 ImpRootNode [2024-11-25 02:18:48,535 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:18:48,536 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:18:48,537 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:18:48,537 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:18:48,538 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:47" (3/4) ... [2024-11-25 02:18:48,539 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 02:18:48,619 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 13. [2024-11-25 02:18:48,671 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:18:48,671 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:18:48,671 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:18:48,672 INFO L158 Benchmark]: Toolchain (without parser) took 4735.76ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 40.4MB in the end (delta: 51.0MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2024-11-25 02:18:48,673 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:48,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.75ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 61.1MB in the end (delta: 30.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:18:48,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.77ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 54.4MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:18:48,674 INFO L158 Benchmark]: Boogie Preprocessor took 105.83ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 49.2MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:48,674 INFO L158 Benchmark]: RCFGBuilder took 2752.58ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 80.2MB in the end (delta: -31.1MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2024-11-25 02:18:48,674 INFO L158 Benchmark]: CodeCheck took 840.18ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 47.5MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 02:18:48,675 INFO L158 Benchmark]: Witness Printer took 135.35ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 40.4MB in the end (delta: 7.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:48,677 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 14 procedures, 402 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 4 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, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 1696]: integer overflow possible integer overflow possible We found a FailurePath: [L32] int s ; [L33] int UNLOADED ; [L34] int NP ; [L35] int DC ; [L36] int SKIP1 ; [L37] int SKIP2 ; [L38] int MPR1 ; [L39] int MPR3 ; [L40] int IPC ; [L41] int pended ; [L42] int compFptr ; [L43] int compRegistered ; [L44] int lowerDriverReturn ; [L45] int setEventCalled ; [L46] int customIrp ; [L47] int routine ; [L48] int myStatus ; [L49] int pirp ; [L50] int Executive ; [L51] int Suspended ; [L52] int KernelMode ; [L53] int DeviceUsageTypePaging ; [L1718] int pirp__IoStatus__Status ; [L1719] int d = __VERIFIER_nondet_int() ; [L1720] int status = __VERIFIER_nondet_int() ; [L1721] int irp = __VERIFIER_nondet_int() ; [L1722] int we_should_unload = __VERIFIER_nondet_int() ; [L1723] int irp_choice = __VERIFIER_nondet_int() ; [L1724] int devobj = __VERIFIER_nondet_int() ; [L1725] int __cil_tmp9 ; [L1730] s = 0 [L1731] UNLOADED = 0 [L1732] NP = 0 [L1733] DC = 0 [L1734] SKIP1 = 0 [L1735] SKIP2 = 0 [L1736] MPR1 = 0 [L1737] MPR3 = 0 [L1738] IPC = 0 [L1739] pended = 0 [L1740] compFptr = 0 [L1741] compRegistered = 0 [L1742] lowerDriverReturn = 0 [L1743] setEventCalled = 0 [L1744] customIrp = 0 [L1745] routine = 0 [L1746] myStatus = 0 [L1747] pirp = 0 [L1748] Executive = 0 [L1749] Suspended = 5 [L1750] KernelMode = 0 [L1751] DeviceUsageTypePaging = 1 [L1754] pirp = irp [L1755] CALL _BLAST_init() [L67] UNLOADED = 0 [L68] NP = 1 [L69] DC = 2 [L70] SKIP1 = 3 [L71] SKIP2 = 4 [L72] MPR1 = 5 [L73] MPR3 = 6 [L74] IPC = 7 [L75] s = UNLOADED [L76] pended = 0 [L77] compFptr = 0 [L78] compRegistered = 0 [L79] lowerDriverReturn = 0 [L80] setEventCalled = 0 [L81] customIrp = 0 [L1755] RET _BLAST_init() [L1757] COND TRUE status >= 0 [L1758] s = NP [L1759] customIrp = 0 [L1760] setEventCalled = customIrp [L1761] lowerDriverReturn = setEventCalled [L1762] compRegistered = lowerDriverReturn [L1763] compFptr = compRegistered [L1764] pended = compFptr [L1765] pirp__IoStatus__Status = 0 [L1766] myStatus = 0 [L1767] COND FALSE !(irp_choice == 0) [L1772] CALL stub_driver_init() [L1707] s = NP [L1708] customIrp = 0 [L1709] setEventCalled = customIrp [L1710] lowerDriverReturn = setEventCalled [L1711] compRegistered = lowerDriverReturn [L1712] compFptr = compRegistered [L1713] pended = compFptr [L1772] RET stub_driver_init() [L1775] COND FALSE !(status < 0) [L1779] int tmp_ndt_1; [L1780] tmp_ndt_1 = __VERIFIER_nondet_int() [L1781] COND FALSE !(tmp_ndt_1 == 2) [L1784] int tmp_ndt_2; [L1785] tmp_ndt_2 = __VERIFIER_nondet_int() [L1786] COND FALSE !(tmp_ndt_2 == 3) [L1789] int tmp_ndt_3; [L1790] tmp_ndt_3 = __VERIFIER_nondet_int() [L1791] COND TRUE tmp_ndt_3 == 4 [L1808] CALL CdAudioPower(devobj, pirp) [L1682] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L1683] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L1684] int deviceExtension__TargetDeviceObject = __VERIFIER_nondet_int() ; [L1685] int tmp ; VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, deviceExtension__TargetDeviceObject=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=1, setEventCalled=0] [L1688] COND TRUE s == NP [L1689] s = SKIP1 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, deviceExtension__TargetDeviceObject=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=3, setEventCalled=0] [L1696] Irp__CurrentLocation ++ VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, deviceExtension__TargetDeviceObject=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=3, setEventCalled=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.75ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 61.1MB in the end (delta: 30.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.77ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 54.4MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.83ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 49.2MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2752.58ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 80.2MB in the end (delta: -31.1MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * CodeCheck took 840.18ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 47.5MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 135.35ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 40.4MB in the end (delta: 7.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 02:18:48,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b347f6bf-483b-408a-8e8f-3cc8393efc6f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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)