./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL --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 bfc29f03d3be9b41eb07ac14f0f7eac45bf3a60a4a6601e3132f720b72534d53 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:33,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:34,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:11:34,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:34,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:34,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:34,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:34,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:34,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:34,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:34,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:34,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:34,102 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:34,102 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:34,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:34,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:34,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:34,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:34,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:34,106 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:11:34,107 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:34,107 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:34,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:34,108 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:34,109 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:34,110 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:34,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:34,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:34,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:34,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:34,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:34,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:34,113 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:34,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:34,114 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:34,114 INFO L153 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_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfc29f03d3be9b41eb07ac14f0f7eac45bf3a60a4a6601e3132f720b72534d53 [2023-11-19 03:11:34,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:34,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:34,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:34,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:34,379 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:34,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2023-11-19 03:11:37,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:37,870 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:37,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2023-11-19 03:11:37,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/data/8912a19d2/5ad876f6b0094bebb2352c01b3a27dfd/FLAGf0ec2d64a [2023-11-19 03:11:37,913 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/data/8912a19d2/5ad876f6b0094bebb2352c01b3a27dfd [2023-11-19 03:11:37,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:37,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:37,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:37,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:37,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:37,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:37" (1/1) ... [2023-11-19 03:11:37,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a27e62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:37, skipping insertion in model container [2023-11-19 03:11:37,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:37" (1/1) ... [2023-11-19 03:11:38,023 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:38,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:38,542 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:38,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:38,744 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:38,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38 WrapperNode [2023-11-19 03:11:38,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:38,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:38,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:38,746 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:38,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,778 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,857 INFO L138 Inliner]: procedures = 41, calls = 109, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 1700 [2023-11-19 03:11:38,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:38,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:38,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:38,859 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:38,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:38,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:38,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:38,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:38,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:39,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:39,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:39,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2023-11-19 03:11:39,067 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2023-11-19 03:11:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:39,068 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2023-11-19 03:11:39,069 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2023-11-19 03:11:39,070 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2023-11-19 03:11:39,070 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2023-11-19 03:11:39,070 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2023-11-19 03:11:39,071 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2023-11-19 03:11:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2023-11-19 03:11:39,071 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2023-11-19 03:11:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2023-11-19 03:11:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2023-11-19 03:11:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2023-11-19 03:11:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2023-11-19 03:11:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2023-11-19 03:11:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2023-11-19 03:11:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2023-11-19 03:11:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2023-11-19 03:11:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2023-11-19 03:11:39,076 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2023-11-19 03:11:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2023-11-19 03:11:39,077 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2023-11-19 03:11:39,077 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2023-11-19 03:11:39,077 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2023-11-19 03:11:39,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:39,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:39,078 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2023-11-19 03:11:39,079 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2023-11-19 03:11:39,387 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:39,390 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:39,577 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,660 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2023-11-19 03:11:39,660 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2023-11-19 03:11:39,748 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,788 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false;havoc ~tmp_ndt_6~0; [2023-11-19 03:11:39,788 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2023-11-19 03:11:39,804 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,805 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,812 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,828 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,859 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,864 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:39,879 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:11:40,713 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2023-11-19 03:11:40,714 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume !false; [2023-11-19 03:11:40,714 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume false; [2023-11-19 03:11:40,714 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##286: assume !false;havoc ZwClose_~tmp_ndt_9~0#1; [2023-11-19 03:11:40,714 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume false; [2023-11-19 03:11:40,714 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2023-11-19 03:11:40,714 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2023-11-19 03:11:40,714 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume false; [2023-11-19 03:11:40,715 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##134: assume !false; [2023-11-19 03:11:40,715 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2023-11-19 03:11:40,715 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2023-11-19 03:11:40,715 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2023-11-19 03:11:40,715 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2023-11-19 03:11:40,715 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2023-11-19 03:11:40,715 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2023-11-19 03:11:40,776 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:41,064 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:41,065 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:11:41,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:41 BoogieIcfgContainer [2023-11-19 03:11:41,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:41,076 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:41,077 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:41,088 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:41,089 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:11:41,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:41,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 405 states and 610 transitions. [2023-11-19 03:11:41,203 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 610 transitions. [2023-11-19 03:11:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:11:41,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:41,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:41,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:41,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 407 states and 613 transitions. [2023-11-19 03:11:41,577 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 613 transitions. [2023-11-19 03:11:41,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:11:41,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:41,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:41,647 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:11:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:41,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:11:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:41,800 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:11:41,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post151 could not be translated [2023-11-19 03:11:41,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:11:41 ImpRootNode [2023-11-19 03:11:41,841 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:11:41,842 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:11:41,842 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:11:41,842 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:11:41,843 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:41" (3/4) ... [2023-11-19 03:11:41,843 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:11:41,853 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post151 could not be translated [2023-11-19 03:11:41,909 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:11:41,909 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:11:41,910 INFO L158 Benchmark]: Toolchain (without parser) took 3988.07ms. Allocated memory was 142.6MB in the beginning and 209.7MB in the end (delta: 67.1MB). Free memory was 95.0MB in the beginning and 130.7MB in the end (delta: -35.7MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2023-11-19 03:11:41,910 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:41,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 819.43ms. Allocated memory was 142.6MB in the beginning and 174.1MB in the end (delta: 31.5MB). Free memory was 94.7MB in the beginning and 136.6MB in the end (delta: -41.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-11-19 03:11:41,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.04ms. Allocated memory is still 174.1MB. Free memory was 136.6MB in the beginning and 128.8MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:11:41,911 INFO L158 Benchmark]: Boogie Preprocessor took 119.25ms. Allocated memory is still 174.1MB. Free memory was 128.8MB in the beginning and 124.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:41,912 INFO L158 Benchmark]: RCFGBuilder took 2096.85ms. Allocated memory is still 174.1MB. Free memory was 124.0MB in the beginning and 69.6MB in the end (delta: 54.5MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-11-19 03:11:41,912 INFO L158 Benchmark]: CodeCheck took 764.63ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 133.8MB in the end (delta: -64.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:41,912 INFO L158 Benchmark]: Witness Printer took 67.54ms. Allocated memory is still 209.7MB. Free memory was 133.8MB in the beginning and 130.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:41,914 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, 405 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 - 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, DeviceObject=0, 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, \old(DeviceObject)=0, \old(Irp)=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, DeviceObject=0, 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, \old(DeviceObject)=0, \old(Irp)=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, DeviceObject=0, 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, \old(DeviceObject)=0, \old(Irp)=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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 819.43ms. Allocated memory was 142.6MB in the beginning and 174.1MB in the end (delta: 31.5MB). Free memory was 94.7MB in the beginning and 136.6MB in the end (delta: -41.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.04ms. Allocated memory is still 174.1MB. Free memory was 136.6MB in the beginning and 128.8MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.25ms. Allocated memory is still 174.1MB. Free memory was 128.8MB in the beginning and 124.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2096.85ms. Allocated memory is still 174.1MB. Free memory was 124.0MB in the beginning and 69.6MB in the end (delta: 54.5MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * CodeCheck took 764.63ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 133.8MB in the end (delta: -64.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 67.54ms. Allocated memory is still 209.7MB. Free memory was 133.8MB in the beginning and 130.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post151 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post151 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 03:11:41,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76ace6-5110-4538-a3dc-0492c26f9abc/bin/ukojak-verify-G8NBE6pJGL/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)