./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 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 10:04:51,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 10:04:51,066 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-19 10:04:51,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 10:04:51,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 10:04:51,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 10:04:51,090 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 10:04:51,090 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 10:04:51,091 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 10:04:51,091 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 10:04:51,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 10:04:51,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 10:04:51,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 10:04:51,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 10:04:51,093 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 10:04:51,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 10:04:51,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 10:04:51,099 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 10:04:51,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 10:04:51,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 10:04:51,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 10:04:51,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 10:04:51,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 10:04:51,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 10:04:51,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 10:04:51,101 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-19 10:04:51,101 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 10:04:51,101 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 10:04:51,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 10:04:51,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 10:04:51,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 10:04:51,105 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 10:04:51,105 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 10:04:51,106 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 10:04:51,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:04:51,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 10:04:51,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 10:04:51,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 10:04:51,107 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 10:04:51,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 10:04:51,108 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 10:04:51,109 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 10:04:51,109 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 10:04:51,110 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 10:04:51,110 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe [2024-11-19 10:04:51,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 10:04:51,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 10:04:51,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 10:04:51,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 10:04:51,385 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 10:04:51,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-19 10:04:52,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 10:04:53,112 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 10:04:53,113 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-19 10:04:53,134 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cb939fe1/ff230f50bf484031bb9d92a6ea1884d4/FLAGe4b808690 [2024-11-19 10:04:53,145 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cb939fe1/ff230f50bf484031bb9d92a6ea1884d4 [2024-11-19 10:04:53,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 10:04:53,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 10:04:53,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 10:04:53,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 10:04:53,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 10:04:53,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37853001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53, skipping insertion in model container [2024-11-19 10:04:53,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 10:04:53,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:04:53,665 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 10:04:53,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:04:53,785 INFO L204 MainTranslator]: Completed translation [2024-11-19 10:04:53,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53 WrapperNode [2024-11-19 10:04:53,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 10:04:53,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 10:04:53,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 10:04:53,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 10:04:53,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,899 INFO L138 Inliner]: procedures = 41, calls = 108, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 1698 [2024-11-19 10:04:53,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 10:04:53,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 10:04:53,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 10:04:53,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 10:04:53,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,924 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,946 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-19 10:04:53,946 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:53,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 10:04:53,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 10:04:53,997 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 10:04:53,997 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 10:04:53,998 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (1/1) ... [2024-11-19 10:04:54,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:04:54,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:04:54,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 10:04:54,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 10:04:54,124 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2024-11-19 10:04:54,125 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2024-11-19 10:04:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 10:04:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2024-11-19 10:04:54,125 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2024-11-19 10:04:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2024-11-19 10:04:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2024-11-19 10:04:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2024-11-19 10:04:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2024-11-19 10:04:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2024-11-19 10:04:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2024-11-19 10:04:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2024-11-19 10:04:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2024-11-19 10:04:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2024-11-19 10:04:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2024-11-19 10:04:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2024-11-19 10:04:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2024-11-19 10:04:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2024-11-19 10:04:54,129 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2024-11-19 10:04:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2024-11-19 10:04:54,129 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2024-11-19 10:04:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 10:04:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2024-11-19 10:04:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2024-11-19 10:04:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2024-11-19 10:04:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2024-11-19 10:04:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 10:04:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 10:04:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2024-11-19 10:04:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2024-11-19 10:04:54,396 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 10:04:54,398 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 10:04:54,503 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,562 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2024-11-19 10:04:54,562 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2024-11-19 10:04:54,641 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,673 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false;havoc ~tmp_ndt_7~0; [2024-11-19 10:04:54,674 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2024-11-19 10:04:54,682 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,683 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,686 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,698 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,713 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,716 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:54,719 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 10:04:55,395 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2024-11-19 10:04:55,395 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume !false; [2024-11-19 10:04:55,395 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume false; [2024-11-19 10:04:55,396 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##286: assume !false;havoc ZwClose_~tmp_ndt_10~0#1; [2024-11-19 10:04:55,396 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume false; [2024-11-19 10:04:55,396 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2024-11-19 10:04:55,396 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2024-11-19 10:04:55,396 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume false; [2024-11-19 10:04:55,396 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##134: assume !false; [2024-11-19 10:04:55,397 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2024-11-19 10:04:55,397 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2024-11-19 10:04:55,397 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2024-11-19 10:04:55,397 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2024-11-19 10:04:55,397 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2024-11-19 10:04:55,397 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2024-11-19 10:04:55,655 INFO L? ?]: Removed 683 outVars from TransFormulas that were not future-live. [2024-11-19 10:04:55,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 10:04:55,690 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 10:04:55,690 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 10:04:55,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:04:55 BoogieIcfgContainer [2024-11-19 10:04:55,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 10:04:55,693 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 10:04:55,693 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 10:04:55,698 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 10:04:55,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:04:53" (1/3) ... [2024-11-19 10:04:55,699 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a16a89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:04:55, skipping insertion in model container [2024-11-19 10:04:55,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:04:53" (2/3) ... [2024-11-19 10:04:55,699 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a16a89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:04:55, skipping insertion in model container [2024-11-19 10:04:55,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:04:55" (3/3) ... [2024-11-19 10:04:55,701 INFO L112 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-2.c [2024-11-19 10:04:55,716 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 10:04:55,717 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2024-11-19 10:04:55,793 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 10:04:55,801 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2bc9a00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 10:04:55,802 INFO L334 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-11-19 10:04:55,809 INFO L276 IsEmpty]: Start isEmpty. Operand has 522 states, 396 states have (on average 1.5328282828282829) internal successors, (607), 439 states have internal predecessors, (607), 86 states have call successors, (86), 13 states have call predecessors, (86), 13 states have return successors, (86), 82 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-19 10:04:55,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-19 10:04:55,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:04:55,821 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:04:55,822 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2024-11-19 10:04:55,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:04:55,828 INFO L85 PathProgramCache]: Analyzing trace with hash -753800423, now seen corresponding path program 1 times [2024-11-19 10:04:55,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:04:55,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56934878] [2024-11-19 10:04:55,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:04:55,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:04:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:04:56,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:04:56,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:04:56,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56934878] [2024-11-19 10:04:56,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56934878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:04:56,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:04:56,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:04:56,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599016523] [2024-11-19 10:04:56,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:04:56,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:04:56,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:04:56,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:04:56,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:04:56,190 INFO L87 Difference]: Start difference. First operand has 522 states, 396 states have (on average 1.5328282828282829) internal successors, (607), 439 states have internal predecessors, (607), 86 states have call successors, (86), 13 states have call predecessors, (86), 13 states have return successors, (86), 82 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:04:56,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:04:56,310 INFO L93 Difference]: Finished difference Result 906 states and 1388 transitions. [2024-11-19 10:04:56,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:04:56,313 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2024-11-19 10:04:56,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:04:56,324 INFO L225 Difference]: With dead ends: 906 [2024-11-19 10:04:56,325 INFO L226 Difference]: Without dead ends: 259 [2024-11-19 10:04:56,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:04:56,343 INFO L432 NwaCegarLoop]: 753 mSDtfsCounter, 2 mSDsluCounter, 1500 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:04:56,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 2253 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:04:56,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-19 10:04:56,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2024-11-19 10:04:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 196 states have (on average 1.3775510204081634) internal successors, (270), 232 states have internal predecessors, (270), 29 states have call successors, (29), 10 states have call predecessors, (29), 9 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 10:04:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 316 transitions. [2024-11-19 10:04:56,404 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 316 transitions. Word has length 15 [2024-11-19 10:04:56,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:04:56,405 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 316 transitions. [2024-11-19 10:04:56,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:04:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 316 transitions. [2024-11-19 10:04:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-19 10:04:56,406 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:04:56,406 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:04:56,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 10:04:56,407 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2024-11-19 10:04:56,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:04:56,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1892975421, now seen corresponding path program 1 times [2024-11-19 10:04:56,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:04:56,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32735436] [2024-11-19 10:04:56,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:04:56,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:04:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 10:04:56,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 10:04:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 10:04:56,511 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 10:04:56,512 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 10:04:56,514 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 26 remaining) [2024-11-19 10:04:56,516 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 26 remaining) [2024-11-19 10:04:56,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 26 remaining) [2024-11-19 10:04:56,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 26 remaining) [2024-11-19 10:04:56,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 26 remaining) [2024-11-19 10:04:56,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 26 remaining) [2024-11-19 10:04:56,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 26 remaining) [2024-11-19 10:04:56,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 26 remaining) [2024-11-19 10:04:56,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 26 remaining) [2024-11-19 10:04:56,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 26 remaining) [2024-11-19 10:04:56,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 26 remaining) [2024-11-19 10:04:56,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 26 remaining) [2024-11-19 10:04:56,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 26 remaining) [2024-11-19 10:04:56,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 26 remaining) [2024-11-19 10:04:56,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 26 remaining) [2024-11-19 10:04:56,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 26 remaining) [2024-11-19 10:04:56,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 26 remaining) [2024-11-19 10:04:56,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 26 remaining) [2024-11-19 10:04:56,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 26 remaining) [2024-11-19 10:04:56,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 26 remaining) [2024-11-19 10:04:56,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 26 remaining) [2024-11-19 10:04:56,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 26 remaining) [2024-11-19 10:04:56,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 26 remaining) [2024-11-19 10:04:56,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 26 remaining) [2024-11-19 10:04:56,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 26 remaining) [2024-11-19 10:04:56,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 26 remaining) [2024-11-19 10:04:56,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 10:04:56,544 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-19 10:04:56,578 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 10:04:56,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:04:56 BoogieIcfgContainer [2024-11-19 10:04:56,586 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 10:04:56,587 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 10:04:56,587 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 10:04:56,588 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 10:04:56,588 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:04:55" (3/4) ... [2024-11-19 10:04:56,589 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-19 10:04:56,666 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 10:04:56,667 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 10:04:56,668 INFO L158 Benchmark]: Toolchain (without parser) took 3518.95ms. Allocated memory was 165.7MB in the beginning and 232.8MB in the end (delta: 67.1MB). Free memory was 118.8MB in the beginning and 183.5MB in the end (delta: -64.8MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-11-19 10:04:56,668 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 102.8MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 10:04:56,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 635.79ms. Allocated memory is still 165.7MB. Free memory was 118.8MB in the beginning and 84.7MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-19 10:04:56,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.00ms. Allocated memory is still 165.7MB. Free memory was 84.7MB in the beginning and 77.6MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-19 10:04:56,669 INFO L158 Benchmark]: Boogie Preprocessor took 94.30ms. Allocated memory is still 165.7MB. Free memory was 77.6MB in the beginning and 69.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-19 10:04:56,670 INFO L158 Benchmark]: RCFGBuilder took 1694.35ms. Allocated memory is still 165.7MB. Free memory was 69.2MB in the beginning and 100.5MB in the end (delta: -31.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-19 10:04:56,670 INFO L158 Benchmark]: TraceAbstraction took 893.74ms. Allocated memory was 165.7MB in the beginning and 232.8MB in the end (delta: 67.1MB). Free memory was 99.4MB in the beginning and 187.7MB in the end (delta: -88.3MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2024-11-19 10:04:56,670 INFO L158 Benchmark]: Witness Printer took 80.23ms. Allocated memory is still 232.8MB. Free memory was 187.7MB in the beginning and 183.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 10:04:56,672 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95ms. Allocated memory is still 102.8MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 635.79ms. Allocated memory is still 165.7MB. Free memory was 118.8MB in the beginning and 84.7MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.00ms. Allocated memory is still 165.7MB. Free memory was 84.7MB in the beginning and 77.6MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.30ms. Allocated memory is still 165.7MB. Free memory was 77.6MB in the beginning and 69.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1694.35ms. Allocated memory is still 165.7MB. Free memory was 69.2MB in the beginning and 100.5MB in the end (delta: -31.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 893.74ms. Allocated memory was 165.7MB in the beginning and 232.8MB in the end (delta: 67.1MB). Free memory was 99.4MB in the beginning and 187.7MB in the end (delta: -88.3MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. * Witness Printer took 80.23ms. Allocated memory is still 232.8MB. Free memory was 187.7MB in the beginning and 183.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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 ; VAL [DC=0, DeviceUsageTypePaging=0, Executive=0, IPC=0, KernelMode=0, MPR1=0, MPR3=0, NP=0, SKIP1=0, SKIP2=0, Suspended=0, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=0, setEventCalled=0] [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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=0, setEventCalled=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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, d=0, devobj=0, irp_choice=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, status=0, we_should_unload=0] [L1767] COND TRUE irp_choice == 0 [L1768] pirp__IoStatus__Status = -1073741637 [L1769] myStatus = -1073741637 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, d=0, devobj=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, status=0, we_should_unload=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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, routine=0, s=1, setEventCalled=0] [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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, d=0, devobj=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, we_should_unload=0] [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=-1073741637, 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=-1073741637, 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=-1073741637, pended=0, pirp=0, routine=0, s=3, setEventCalled=0] - UnprovableResult [Line: 381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 382]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 382]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1188]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1188]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1189]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1189]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1190]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1190]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1197]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1197]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 178]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 178]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1696]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1697]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1697]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 522 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 2253 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1500 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 753 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=522occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-19 10:04:56,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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)