./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 023d838f 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.fs.icfgbuilder-eval-023d838-m [2024-11-10 18:34:21,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 18:34:21,529 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-10 18:34:21,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 18:34:21,535 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 18:34:21,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 18:34:21,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 18:34:21,556 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 18:34:21,557 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 18:34:21,558 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 18:34:21,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 18:34:21,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 18:34:21,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 18:34:21,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 18:34:21,560 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 18:34:21,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 18:34:21,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 18:34:21,561 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 18:34:21,561 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 18:34:21,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 18:34:21,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 18:34:21,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 18:34:21,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 18:34:21,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 18:34:21,562 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 18:34:21,563 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 18:34:21,563 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 18:34:21,563 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 18:34:21,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 18:34:21,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 18:34:21,564 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 18:34:21,564 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 18:34:21,564 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 18:34:21,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 18:34:21,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 18:34:21,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 18:34:21,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 18:34:21,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 18:34:21,566 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 18:34:21,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 18:34:21,566 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 18:34:21,568 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 18:34:21,568 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 18:34:21,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 18:34:21,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe [2024-11-10 18:34:21,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 18:34:21,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 18:34:21,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 18:34:21,797 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 18:34:21,797 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 18:34:21,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-10 18:34:22,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 18:34:23,226 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 18:34:23,227 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-10 18:34:23,244 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f7243ed4/7d7dbfce40334032a76bc71faaa1db04/FLAGd26e1d95f [2024-11-10 18:34:23,553 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f7243ed4/7d7dbfce40334032a76bc71faaa1db04 [2024-11-10 18:34:23,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 18:34:23,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 18:34:23,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 18:34:23,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 18:34:23,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 18:34:23,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:34:23" (1/1) ... [2024-11-10 18:34:23,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75503a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:23, skipping insertion in model container [2024-11-10 18:34:23,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:34:23" (1/1) ... [2024-11-10 18:34:23,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 18:34:23,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 18:34:23,960 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 18:34:24,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 18:34:24,041 INFO L204 MainTranslator]: Completed translation [2024-11-10 18:34:24,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24 WrapperNode [2024-11-10 18:34:24,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 18:34:24,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 18:34:24,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 18:34:24,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 18:34:24,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,113 INFO L138 Inliner]: procedures = 41, calls = 108, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 1697 [2024-11-10 18:34:24,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 18:34:24,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 18:34:24,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 18:34:24,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 18:34:24,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,128 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,155 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]. [2024-11-10 18:34:24,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 18:34:24,200 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 18:34:24,200 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 18:34:24,200 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 18:34:24,201 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (1/1) ... [2024-11-10 18:34:24,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 18:34:24,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 18:34:24,234 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) [2024-11-10 18:34:24,236 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 [2024-11-10 18:34:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2024-11-10 18:34:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2024-11-10 18:34:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 18:34:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2024-11-10 18:34:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2024-11-10 18:34:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2024-11-10 18:34:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2024-11-10 18:34:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2024-11-10 18:34:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2024-11-10 18:34:24,271 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2024-11-10 18:34:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2024-11-10 18:34:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2024-11-10 18:34:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2024-11-10 18:34:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2024-11-10 18:34:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2024-11-10 18:34:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2024-11-10 18:34:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2024-11-10 18:34:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2024-11-10 18:34:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2024-11-10 18:34:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2024-11-10 18:34:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2024-11-10 18:34:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 18:34:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2024-11-10 18:34:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2024-11-10 18:34:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2024-11-10 18:34:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2024-11-10 18:34:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 18:34:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 18:34:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2024-11-10 18:34:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2024-11-10 18:34:24,446 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 18:34:24,448 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 18:34:24,586 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1937: assume false; [2024-11-10 18:34:24,586 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1937: assume !false; [2024-11-10 18:34:24,658 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2032: assume false; [2024-11-10 18:34:24,659 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2032: assume !false;havoc ~tmp_ndt_7~0; [2024-11-10 18:34:24,659 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2032: assume !false;havoc ~tmp_ndt_7~0; [2024-11-10 18:34:25,353 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2084: assume false; [2024-11-10 18:34:25,353 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2084: assume !false; [2024-11-10 18:34:25,353 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2051: havoc PoCallDriver_~tmp_ndt_8~0#1; [2024-11-10 18:34:25,353 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L637: assume false; [2024-11-10 18:34:25,353 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L637: assume !false; [2024-11-10 18:34:25,353 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1795: assume false; [2024-11-10 18:34:25,353 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1795: assume !false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: assume false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: assume !false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636-1: CdAudioHPCdrDeviceControl_#res#1 := -1073741823; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2138: assume false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2138: assume !false;havoc ZwClose_~tmp_ndt_10~0#1; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2138: assume !false;havoc ZwClose_~tmp_ndt_10~0#1; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: assume false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: assume !false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L330: assume false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L330: assume !false; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298: assume true;CdAudioPnp_#res#1 := 0; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298: assume true;CdAudioPnp_#res#1 := 0; [2024-11-10 18:34:25,354 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298: assume true;CdAudioPnp_#res#1 := 0; [2024-11-10 18:34:25,498 INFO L? ?]: Removed 686 outVars from TransFormulas that were not future-live. [2024-11-10 18:34:25,498 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 18:34:25,518 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 18:34:25,518 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 18:34:25,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:34:25 BoogieIcfgContainer [2024-11-10 18:34:25,518 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 18:34:25,522 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 18:34:25,523 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 18:34:25,526 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 18:34:25,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:34:23" (1/3) ... [2024-11-10 18:34:25,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a7cbe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:34:25, skipping insertion in model container [2024-11-10 18:34:25,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:24" (2/3) ... [2024-11-10 18:34:25,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a7cbe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:34:25, skipping insertion in model container [2024-11-10 18:34:25,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:34:25" (3/3) ... [2024-11-10 18:34:25,528 INFO L112 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-2.c [2024-11-10 18:34:25,539 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 18:34:25,539 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2024-11-10 18:34:25,595 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 18:34:25,600 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;@7e93bccc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 18:34:25,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-11-10 18:34:25,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 562 states, 435 states have (on average 1.5218390804597701) internal successors, (662), 479 states have internal predecessors, (662), 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) [2024-11-10 18:34:25,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-10 18:34:25,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 18:34:25,610 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 18:34:25,610 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2024-11-10 18:34:25,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 18:34:25,614 INFO L85 PathProgramCache]: Analyzing trace with hash -380369862, now seen corresponding path program 1 times [2024-11-10 18:34:25,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 18:34:25,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084866728] [2024-11-10 18:34:25,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 18:34:25,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 18:34:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 18:34:25,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 18:34:25,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 18:34:25,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084866728] [2024-11-10 18:34:25,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084866728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 18:34:25,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 18:34:25,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 18:34:25,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681185933] [2024-11-10 18:34:25,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 18:34:25,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 18:34:25,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 18:34:25,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 18:34:25,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 18:34:25,861 INFO L87 Difference]: Start difference. First operand has 562 states, 435 states have (on average 1.5218390804597701) internal successors, (662), 479 states have internal predecessors, (662), 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) [2024-11-10 18:34:25,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 18:34:25,871 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 [2024-11-10 18:34:25,873 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 0 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 18:34:25,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 18:34:25,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 18:34:25,875 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 18:34:25,878 INFO L158 Benchmark]: Toolchain (without parser) took 2322.95ms. Allocated memory is still 146.8MB. Free memory was 74.0MB in the beginning and 69.9MB in the end (delta: 4.1MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-11-10 18:34:25,879 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 113.2MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 18:34:25,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.79ms. Allocated memory is still 146.8MB. Free memory was 73.8MB in the beginning and 95.1MB in the end (delta: -21.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-10 18:34:25,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.03ms. Allocated memory is still 146.8MB. Free memory was 95.1MB in the beginning and 88.3MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 18:34:25,880 INFO L158 Benchmark]: Boogie Preprocessor took 85.76ms. Allocated memory is still 146.8MB. Free memory was 88.3MB in the beginning and 81.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 18:34:25,882 INFO L158 Benchmark]: IcfgBuilder took 1317.93ms. Allocated memory is still 146.8MB. Free memory was 81.2MB in the beginning and 99.3MB in the end (delta: -18.1MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-10 18:34:25,883 INFO L158 Benchmark]: TraceAbstraction took 356.45ms. Allocated memory is still 146.8MB. Free memory was 98.2MB in the beginning and 69.9MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-10 18:34:25,885 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 113.2MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.79ms. Allocated memory is still 146.8MB. Free memory was 73.8MB in the beginning and 95.1MB in the end (delta: -21.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.03ms. Allocated memory is still 146.8MB. Free memory was 95.1MB in the beginning and 88.3MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.76ms. Allocated memory is still 146.8MB. Free memory was 88.3MB in the beginning and 81.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1317.93ms. Allocated memory is still 146.8MB. Free memory was 81.2MB in the beginning and 99.3MB in the end (delta: -18.1MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * TraceAbstraction took 356.45ms. Allocated memory is still 146.8MB. Free memory was 98.2MB in the beginning and 69.9MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 18:34:25,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_Bitvector.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.fs.icfgbuilder-eval-023d838-m [2024-11-10 18:34:27,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 18:34:27,718 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-11-10 18:34:27,722 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 18:34:27,722 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 18:34:27,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 18:34:27,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 18:34:27,747 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 18:34:27,747 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 18:34:27,748 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 18:34:27,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 18:34:27,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 18:34:27,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 18:34:27,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 18:34:27,750 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 18:34:27,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 18:34:27,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 18:34:27,751 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 18:34:27,751 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 18:34:27,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 18:34:27,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 18:34:27,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 18:34:27,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 18:34:27,753 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 18:34:27,753 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 18:34:27,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 18:34:27,753 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 18:34:27,759 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 18:34:27,759 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 18:34:27,760 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 18:34:27,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 18:34:27,760 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 18:34:27,760 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 18:34:27,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 18:34:27,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 18:34:27,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 18:34:27,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 18:34:27,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 18:34:27,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 18:34:27,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 18:34:27,761 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 18:34:27,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 18:34:27,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 18:34:27,762 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 18:34:27,762 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 18:34:27,762 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 18:34:27,762 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe [2024-11-10 18:34:28,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 18:34:28,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 18:34:28,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 18:34:28,027 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 18:34:28,028 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 18:34:28,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-10 18:34:29,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 18:34:29,483 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 18:34:29,483 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-10 18:34:29,496 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac32dd64a/34e3fcbaa2ef49cb8abe1cfb90b23e74/FLAG36fb1d727 [2024-11-10 18:34:29,812 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac32dd64a/34e3fcbaa2ef49cb8abe1cfb90b23e74 [2024-11-10 18:34:29,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 18:34:29,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 18:34:29,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 18:34:29,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 18:34:29,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 18:34:29,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:34:29" (1/1) ... [2024-11-10 18:34:29,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bafa6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:29, skipping insertion in model container [2024-11-10 18:34:29,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:34:29" (1/1) ... [2024-11-10 18:34:29,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 18:34:30,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 18:34:30,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 18:34:30,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 18:34:30,317 INFO L204 MainTranslator]: Completed translation [2024-11-10 18:34:30,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30 WrapperNode [2024-11-10 18:34:30,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 18:34:30,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 18:34:30,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 18:34:30,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 18:34:30,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,398 INFO L138 Inliner]: procedures = 41, calls = 108, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 1558 [2024-11-10 18:34:30,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 18:34:30,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 18:34:30,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 18:34:30,399 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 18:34:30,411 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,419 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,446 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]. [2024-11-10 18:34:30,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,467 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 18:34:30,493 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 18:34:30,493 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 18:34:30,493 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 18:34:30,498 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (1/1) ... [2024-11-10 18:34:30,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 18:34:30,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 18:34:30,523 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) [2024-11-10 18:34:30,526 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 [2024-11-10 18:34:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2024-11-10 18:34:30,564 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2024-11-10 18:34:30,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 18:34:30,564 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2024-11-10 18:34:30,564 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2024-11-10 18:34:30,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-10 18:34:30,564 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2024-11-10 18:34:30,565 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2024-11-10 18:34:30,566 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2024-11-10 18:34:30,566 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2024-11-10 18:34:30,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2024-11-10 18:34:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2024-11-10 18:34:30,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 18:34:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 18:34:30,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2024-11-10 18:34:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2024-11-10 18:34:30,747 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 18:34:30,750 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 18:34:30,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1937: assume false; [2024-11-10 18:34:30,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1937: assume !false; [2024-11-10 18:34:30,967 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2032: assume false; [2024-11-10 18:34:30,968 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2032: assume !false;havoc ~tmp_ndt_7~0; [2024-11-10 18:34:30,968 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2032: assume !false;havoc ~tmp_ndt_7~0; [2024-11-10 18:34:31,577 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2084: assume false; [2024-11-10 18:34:31,577 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2084: assume !false; [2024-11-10 18:34:31,577 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2051: havoc PoCallDriver_~tmp_ndt_8~0#1; [2024-11-10 18:34:31,577 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L637: assume false; [2024-11-10 18:34:31,577 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L637: assume !false; [2024-11-10 18:34:31,577 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1795: assume false; [2024-11-10 18:34:31,577 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1795: assume !false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: assume false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: assume !false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636-1: CdAudioHPCdrDeviceControl_#res#1 := 3221225473bv32; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2138: assume false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2138: assume !false;havoc ZwClose_~tmp_ndt_10~0#1; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2138: assume !false;havoc ZwClose_~tmp_ndt_10~0#1; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: assume false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: assume !false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L330: assume false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L330: assume !false; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298: assume true;CdAudioPnp_#res#1 := 0bv32; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298: assume true;CdAudioPnp_#res#1 := 0bv32; [2024-11-10 18:34:31,578 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298: assume true;CdAudioPnp_#res#1 := 0bv32; [2024-11-10 18:34:31,749 INFO L? ?]: Removed 684 outVars from TransFormulas that were not future-live. [2024-11-10 18:34:31,749 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 18:34:31,767 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 18:34:31,767 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 18:34:31,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:34:31 BoogieIcfgContainer [2024-11-10 18:34:31,767 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 18:34:31,768 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 18:34:31,769 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 18:34:31,776 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 18:34:31,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:34:29" (1/3) ... [2024-11-10 18:34:31,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d819a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:34:31, skipping insertion in model container [2024-11-10 18:34:31,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:34:30" (2/3) ... [2024-11-10 18:34:31,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d819a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:34:31, skipping insertion in model container [2024-11-10 18:34:31,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:34:31" (3/3) ... [2024-11-10 18:34:31,778 INFO L112 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-2.c [2024-11-10 18:34:31,789 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 18:34:31,790 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2024-11-10 18:34:31,860 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 18:34:31,865 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;@3e7689b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 18:34:31,865 INFO L334 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-11-10 18:34:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 562 states, 435 states have (on average 1.5218390804597701) internal successors, (662), 479 states have internal predecessors, (662), 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) [2024-11-10 18:34:31,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-10 18:34:31,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 18:34:31,875 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 18:34:31,875 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2024-11-10 18:34:31,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 18:34:31,879 INFO L85 PathProgramCache]: Analyzing trace with hash -380369862, now seen corresponding path program 1 times [2024-11-10 18:34:31,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 18:34:31,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [868140011] [2024-11-10 18:34:31,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 18:34:31,889 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 18:34:31,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 18:34:31,902 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 18:34:31,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-10 18:34:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 18:34:32,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-10 18:34:32,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 18:34:32,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 18:34:32,124 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 18:34:32,124 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 18:34:32,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [868140011] [2024-11-10 18:34:32,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [868140011] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 18:34:32,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 18:34:32,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-10 18:34:32,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938615134] [2024-11-10 18:34:32,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 18:34:32,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 18:34:32,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 18:34:32,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 18:34:32,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 18:34:32,153 INFO L87 Difference]: Start difference. First operand has 562 states, 435 states have (on average 1.5218390804597701) internal successors, (662), 479 states have internal predecessors, (662), 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 2 states, 1 states have (on average 15.0) internal successors, (15), 2 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) [2024-11-10 18:34:32,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 18:34:32,165 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 18:34:32,168 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 18:34:32,170 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 18:34:32,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-10 18:34:32,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 18:34:32,375 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 18:34:32,378 INFO L158 Benchmark]: Toolchain (without parser) took 2563.63ms. Allocated memory was 65.0MB in the beginning and 113.2MB in the end (delta: 48.2MB). Free memory was 39.9MB in the beginning and 59.3MB in the end (delta: -19.4MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-10 18:34:32,379 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 18:34:32,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.50ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 39.7MB in the beginning and 42.1MB in the end (delta: -2.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-10 18:34:32,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.98ms. Allocated memory is still 86.0MB. Free memory was 42.1MB in the beginning and 59.6MB in the end (delta: -17.6MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-10 18:34:32,380 INFO L158 Benchmark]: Boogie Preprocessor took 92.11ms. Allocated memory is still 86.0MB. Free memory was 59.6MB in the beginning and 52.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 18:34:32,380 INFO L158 Benchmark]: IcfgBuilder took 1274.19ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 52.8MB in the beginning and 49.2MB in the end (delta: 3.6MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-10 18:34:32,381 INFO L158 Benchmark]: TraceAbstraction took 609.39ms. Allocated memory is still 113.2MB. Free memory was 48.5MB in the beginning and 59.3MB in the end (delta: -10.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 18:34:32,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.50ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 39.7MB in the beginning and 42.1MB in the end (delta: -2.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.98ms. Allocated memory is still 86.0MB. Free memory was 42.1MB in the beginning and 59.6MB in the end (delta: -17.6MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.11ms. Allocated memory is still 86.0MB. Free memory was 59.6MB in the beginning and 52.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1274.19ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 52.8MB in the beginning and 49.2MB in the end (delta: 3.6MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * TraceAbstraction took 609.39ms. Allocated memory is still 113.2MB. Free memory was 48.5MB in the beginning and 59.3MB in the end (delta: -10.8MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 18:34:32,404 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 Result: ERROR: ExceptionOrErrorResult: NullPointerException: null