./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3ad79c73c7c36539d3c26bfe8df446634cd4736d8e3f680a88d06ab7ac88dc6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 18:40:09,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 18:40:09,299 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 18:40:09,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 18:40:09,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 18:40:09,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 18:40:09,321 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 18:40:09,321 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 18:40:09,321 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 18:40:09,321 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 18:40:09,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 18:40:09,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 18:40:09,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 18:40:09,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 18:40:09,322 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 18:40:09,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 18:40:09,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 18:40:09,323 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 18:40:09,323 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:40:09,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:40:09,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:40:09,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 18:40:09,325 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 ! call(reach_error())) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3ad79c73c7c36539d3c26bfe8df446634cd4736d8e3f680a88d06ab7ac88dc6 [2025-01-09 18:40:09,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 18:40:09,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 18:40:09,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 18:40:09,606 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 18:40:09,606 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 18:40:09,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2025-01-09 18:40:10,906 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46ae8ee69/70ff148173b04b47b0fe6104c9fc1630/FLAG8343c87bd [2025-01-09 18:40:11,356 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 18:40:11,358 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2025-01-09 18:40:11,390 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46ae8ee69/70ff148173b04b47b0fe6104c9fc1630/FLAG8343c87bd [2025-01-09 18:40:11,478 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46ae8ee69/70ff148173b04b47b0fe6104c9fc1630 [2025-01-09 18:40:11,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 18:40:11,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 18:40:11,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 18:40:11,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 18:40:11,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 18:40:11,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:40:11" (1/1) ... [2025-01-09 18:40:11,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3063ff3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:11, skipping insertion in model container [2025-01-09 18:40:11,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:40:11" (1/1) ... [2025-01-09 18:40:11,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 18:40:12,305 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i[118202,118215] [2025-01-09 18:40:12,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:40:12,393 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 18:40:12,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 4*32+23)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6651:\n\t.popsection": "=a" (res): "D" (w)); [2708] [2025-01-09 18:40:12,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2733] [2025-01-09 18:40:12,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2740] [2025-01-09 18:40:12,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9551/dscv_tempdir/dscv/ri/08_1a/drivers/char/agp/amd64-agp.c"), "i" (85), "i" (12UL)); [3109-3110] [2025-01-09 18:40:12,632 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i[118202,118215] [2025-01-09 18:40:12,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:40:12,705 INFO L204 MainTranslator]: Completed translation [2025-01-09 18:40:12,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12 WrapperNode [2025-01-09 18:40:12,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 18:40:12,708 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 18:40:12,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 18:40:12,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 18:40:12,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:12,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:12,871 INFO L138 Inliner]: procedures = 142, calls = 804, calls flagged for inlining = 74, calls inlined = 71, statements flattened = 2292 [2025-01-09 18:40:12,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 18:40:12,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 18:40:12,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 18:40:12,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 18:40:12,881 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:12,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:12,907 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,119 INFO L175 MemorySlicer]: Split 450 memory accesses to 12 slices as follows [2, 4, 6, 30, 15, 23, 44, 295, 21, 2, 7, 1]. 66 percent of accesses are in the largest equivalence class. The 37 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 14, 21, 0, 0, 0]. The 301 writes are split as follows [0, 0, 0, 29, 2, 21, 44, 202, 0, 1, 2, 0]. [2025-01-09 18:40:13,120 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,169 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,188 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,214 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 18:40:13,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 18:40:13,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 18:40:13,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 18:40:13,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (1/1) ... [2025-01-09 18:40:13,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:40:13,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 18:40:13,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 18:40:13,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 18:40:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-01-09 18:40:13,296 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 18:40:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 18:40:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 18:40:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 18:40:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 18:40:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-01-09 18:40:13,298 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-01-09 18:40:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2025-01-09 18:40:13,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2025-01-09 18:40:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 18:40:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 18:40:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 18:40:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2025-01-09 18:40:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2025-01-09 18:40:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 18:40:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2025-01-09 18:40:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 18:40:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 18:40:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2025-01-09 18:40:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-01-09 18:40:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 18:40:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2025-01-09 18:40:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2025-01-09 18:40:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-01-09 18:40:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 18:40:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 18:40:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 18:40:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 18:40:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2025-01-09 18:40:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-01-09 18:40:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2025-01-09 18:40:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2025-01-09 18:40:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2025-01-09 18:40:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2025-01-09 18:40:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2025-01-09 18:40:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2025-01-09 18:40:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2025-01-09 18:40:13,307 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2025-01-09 18:40:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2025-01-09 18:40:13,308 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2025-01-09 18:40:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 18:40:13,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 18:40:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2025-01-09 18:40:13,308 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2025-01-09 18:40:13,782 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 18:40:13,785 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 18:40:13,839 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 18:40:24,695 INFO L? ?]: Removed 816 outVars from TransFormulas that were not future-live. [2025-01-09 18:40:24,696 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 18:40:24,725 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 18:40:24,726 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 18:40:24,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:40:24 BoogieIcfgContainer [2025-01-09 18:40:24,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 18:40:24,728 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 18:40:24,728 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 18:40:24,733 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 18:40:24,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 06:40:11" (1/3) ... [2025-01-09 18:40:24,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60160070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:40:24, skipping insertion in model container [2025-01-09 18:40:24,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:40:12" (2/3) ... [2025-01-09 18:40:24,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60160070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:40:24, skipping insertion in model container [2025-01-09 18:40:24,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:40:24" (3/3) ... [2025-01-09 18:40:24,736 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2025-01-09 18:40:24,748 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 18:40:24,752 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i that has 36 procedures, 700 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 18:40:24,824 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 18:40:24,837 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;@1a8be5c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 18:40:24,837 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 18:40:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 699 states, 522 states have (on average 1.3697318007662835) internal successors, (715), 528 states have internal predecessors, (715), 141 states have call successors, (141), 35 states have call predecessors, (141), 34 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2025-01-09 18:40:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-01-09 18:40:24,862 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:40:24,863 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:40:24,864 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:40:24,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:40:24,868 INFO L85 PathProgramCache]: Analyzing trace with hash 430473449, now seen corresponding path program 1 times [2025-01-09 18:40:24,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:40:24,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406185194] [2025-01-09 18:40:24,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:40:24,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:40:31,073 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-01-09 18:40:31,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-09 18:40:31,502 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:40:31,503 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:40:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2025-01-09 18:40:32,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:40:32,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406185194] [2025-01-09 18:40:32,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406185194] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 18:40:32,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193964529] [2025-01-09 18:40:32,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:40:32,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 18:40:32,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 18:40:32,020 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 18:40:32,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 18:40:38,109 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-01-09 18:40:38,623 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-09 18:40:38,623 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:40:38,623 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:40:38,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 3979 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 18:40:38,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 18:40:38,673 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2025-01-09 18:40:38,677 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 18:40:38,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193964529] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:40:38,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 18:40:38,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 18:40:38,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988506985] [2025-01-09 18:40:38,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:40:38,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 18:40:38,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:40:38,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 18:40:38,705 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 18:40:38,709 INFO L87 Difference]: Start difference. First operand has 699 states, 522 states have (on average 1.3697318007662835) internal successors, (715), 528 states have internal predecessors, (715), 141 states have call successors, (141), 35 states have call predecessors, (141), 34 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-01-09 18:40:38,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:40:38,811 INFO L93 Difference]: Finished difference Result 1393 states and 2005 transitions. [2025-01-09 18:40:38,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 18:40:38,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 141 [2025-01-09 18:40:38,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:40:38,827 INFO L225 Difference]: With dead ends: 1393 [2025-01-09 18:40:38,828 INFO L226 Difference]: Without dead ends: 687 [2025-01-09 18:40:38,837 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 18:40:38,839 INFO L435 NwaCegarLoop]: 987 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, 987 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 [2025-01-09 18:40:38,843 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 987 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:40:38,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2025-01-09 18:40:38,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 687. [2025-01-09 18:40:38,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 516 states have (on average 1.3546511627906976) internal successors, (699), 516 states have internal predecessors, (699), 137 states have call successors, (137), 34 states have call predecessors, (137), 33 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2025-01-09 18:40:38,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 972 transitions. [2025-01-09 18:40:38,934 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 972 transitions. Word has length 141 [2025-01-09 18:40:38,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:40:38,934 INFO L471 AbstractCegarLoop]: Abstraction has 687 states and 972 transitions. [2025-01-09 18:40:38,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-01-09 18:40:38,935 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 972 transitions. [2025-01-09 18:40:38,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-01-09 18:40:38,937 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:40:38,937 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:40:38,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 18:40:39,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 18:40:39,138 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:40:39,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:40:39,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1187447451, now seen corresponding path program 1 times [2025-01-09 18:40:39,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:40:39,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363514190] [2025-01-09 18:40:39,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:40:39,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:40:44,707 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-01-09 18:40:44,895 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-09 18:40:44,898 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:40:44,898 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:40:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2025-01-09 18:40:45,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:40:45,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363514190] [2025-01-09 18:40:45,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363514190] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:40:45,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:40:45,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:40:45,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019530903] [2025-01-09 18:40:45,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:40:45,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:40:45,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:40:45,544 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:40:45,544 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:40:45,544 INFO L87 Difference]: Start difference. First operand 687 states and 972 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-01-09 18:40:45,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:40:45,597 INFO L93 Difference]: Finished difference Result 687 states and 972 transitions. [2025-01-09 18:40:45,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:40:45,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 141 [2025-01-09 18:40:45,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:40:45,599 INFO L225 Difference]: With dead ends: 687 [2025-01-09 18:40:45,599 INFO L226 Difference]: Without dead ends: 0 [2025-01-09 18:40:45,602 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:40:45,602 INFO L435 NwaCegarLoop]: 969 mSDtfsCounter, 924 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 969 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 [2025-01-09 18:40:45,603 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [924 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:40:45,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-01-09 18:40:45,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-01-09 18:40:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2025-01-09 18:40:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-01-09 18:40:45,604 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 141 [2025-01-09 18:40:45,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:40:45,604 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-09 18:40:45,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-01-09 18:40:45,604 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-01-09 18:40:45,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-01-09 18:40:45,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 18:40:45,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 18:40:45,613 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-01-09 18:40:45,615 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-01-09 18:40:48,970 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 18:40:48,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 06:40:48 BoogieIcfgContainer [2025-01-09 18:40:48,988 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 18:40:48,988 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 18:40:48,990 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 18:40:48,991 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 18:40:48,991 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:40:24" (3/4) ... [2025-01-09 18:40:48,993 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-09 18:40:48,999 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_write_config_dword [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_nb_num [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_power_state [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_generic_type_to_mask_type [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_read_config_dword [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure _dev_info [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-01-09 18:40:49,000 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_unregister_driver [2025-01-09 18:40:49,001 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_amd64_resume [2025-01-09 18:40:49,001 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_shutdown_1 [2025-01-09 18:40:49,001 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_8151_configure [2025-01-09 18:40:49,001 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-01-09 18:40:49,001 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure nforce3_agp_init [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_nb_has_feature [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure node_to_amd_nb [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_resume_early_1 [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_put_bridge [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure global_cache_flush [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_flush_garts [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure amd64_fetch_size [2025-01-09 18:40:49,002 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_generic_mask_memory [2025-01-09 18:40:49,003 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2025-01-09 18:40:49,003 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-01-09 18:40:49,003 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure virt_to_phys [2025-01-09 18:40:49,003 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_slot [2025-01-09 18:40:49,003 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-01-09 18:40:49,003 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2025-01-09 18:40:49,004 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_amd64_remove [2025-01-09 18:40:49,004 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure amd64_tlbflush [2025-01-09 18:40:49,004 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2025-01-09 18:40:49,004 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_aperture_valid [2025-01-09 18:40:49,046 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 236 nodes and edges [2025-01-09 18:40:49,051 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2025-01-09 18:40:49,055 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2025-01-09 18:40:49,059 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-01-09 18:40:49,063 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-01-09 18:40:49,067 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-09 18:40:49,315 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-09 18:40:49,316 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-09 18:40:49,316 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 18:40:49,317 INFO L158 Benchmark]: Toolchain (without parser) took 37834.76ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 99.4MB in the beginning and 1.1GB in the end (delta: -991.9MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2025-01-09 18:40:49,318 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 18:40:49,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1222.99ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 67.5MB in the end (delta: 32.0MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2025-01-09 18:40:49,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.80ms. Allocated memory is still 142.6MB. Free memory was 67.5MB in the beginning and 55.1MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 18:40:49,319 INFO L158 Benchmark]: Boogie Preprocessor took 363.31ms. Allocated memory is still 142.6MB. Free memory was 55.1MB in the beginning and 76.5MB in the end (delta: -21.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2025-01-09 18:40:49,320 INFO L158 Benchmark]: RCFGBuilder took 11489.85ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 76.5MB in the beginning and 245.1MB in the end (delta: -168.6MB). Peak memory consumption was 209.4MB. Max. memory is 16.1GB. [2025-01-09 18:40:49,320 INFO L158 Benchmark]: TraceAbstraction took 24259.59ms. Allocated memory was 352.3MB in the beginning and 2.5GB in the end (delta: 2.1GB). Free memory was 245.1MB in the beginning and 1.1GB in the end (delta: -884.1MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2025-01-09 18:40:49,320 INFO L158 Benchmark]: Witness Printer took 327.78ms. Allocated memory is still 2.5GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-01-09 18:40:49,322 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1222.99ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 67.5MB in the end (delta: 32.0MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.80ms. Allocated memory is still 142.6MB. Free memory was 67.5MB in the beginning and 55.1MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 363.31ms. Allocated memory is still 142.6MB. Free memory was 55.1MB in the beginning and 76.5MB in the end (delta: -21.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * RCFGBuilder took 11489.85ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 76.5MB in the beginning and 245.1MB in the end (delta: -168.6MB). Peak memory consumption was 209.4MB. Max. memory is 16.1GB. * TraceAbstraction took 24259.59ms. Allocated memory was 352.3MB in the beginning and 2.5GB in the end (delta: 2.1GB). Free memory was 245.1MB in the beginning and 1.1GB in the end (delta: -884.1MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 327.78ms. Allocated memory is still 2.5GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2708]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 4*32+23)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6651:\n\t.popsection": "=a" (res): "D" (w)); [2708] - GenericResultAtLocation [Line: 2733]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2733] - GenericResultAtLocation [Line: 2740]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2740] - GenericResultAtLocation [Line: 3109]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9551/dscv_tempdir/dscv/ri/08_1a/drivers/char/agp/amd64-agp.c"), "i" (85), "i" (12UL)); [3109-3110] * 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 - PositiveResult [Line: 4248]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 700 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.8s, OverallIterations: 2, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 924 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 924 mSDsluCounter, 1956 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 1956 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=699occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 420 ConstructedInterpolants, 0 QuantifiedInterpolants, 510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3979 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1207/1212 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3245]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3265]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3206]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3226]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3523]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3599]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3410]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3446]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3380]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) RESULT: Ultimate proved your program to be correct! [2025-01-09 18:40:49,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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: TRUE