./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC --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-dev-6497de0 [2024-11-23 23:10:52,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:10:52,439 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 23:10:52,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:10:52,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:10:52,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:10:52,479 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:10:52,479 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:10:52,480 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:10:52,480 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:10:52,480 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:10:52,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:10:52,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:10:52,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:10:52,482 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:10:52,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:10:52,482 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:10:52,483 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:10:52,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:10:52,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:10:52,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:10:52,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:10:52,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:10:52,484 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:10:52,485 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:10:52,485 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:10:52,485 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:10:52,485 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:10:52,485 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:10:52,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:10:52,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:10:52,485 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:10:52,485 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:10:52,486 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:10:52,486 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:10:52,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:10:52,487 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 23:10:52,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:10:52,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:10:52,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:10:52,861 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:10:52,862 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:10:52,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2024-11-23 23:10:56,362 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/data/b66b1e392/12a7245f64f249f4a69eb25bbaf70566/FLAG2eb21aa11 [2024-11-23 23:10:56,976 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:10:56,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2024-11-23 23:10:57,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/data/b66b1e392/12a7245f64f249f4a69eb25bbaf70566/FLAG2eb21aa11 [2024-11-23 23:10:57,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/data/b66b1e392/12a7245f64f249f4a69eb25bbaf70566 [2024-11-23 23:10:57,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:10:57,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:10:57,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:10:57,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:10:57,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:10:57,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:10:57" (1/1) ... [2024-11-23 23:10:57,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390559c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:57, skipping insertion in model container [2024-11-23 23:10:57,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:10:57" (1/1) ... [2024-11-23 23:10:57,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:10:58,769 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/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] [2024-11-23 23:10:58,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:10:58,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:10:59,030 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] [2024-11-23 23:10:59,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2733] [2024-11-23 23:10:59,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2740] [2024-11-23 23:10:59,153 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] [2024-11-23 23:10:59,277 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/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] [2024-11-23 23:10:59,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:10:59,394 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:10:59,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59 WrapperNode [2024-11-23 23:10:59,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:10:59,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:10:59,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:10:59,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:10:59,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,615 INFO L138 Inliner]: procedures = 142, calls = 804, calls flagged for inlining = 74, calls inlined = 71, statements flattened = 2292 [2024-11-23 23:10:59,616 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:10:59,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:10:59,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:10:59,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:10:59,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,853 INFO L175 MemorySlicer]: Split 450 memory accesses to 12 slices as follows [2, 2, 30, 4, 7, 23, 6, 295, 1, 44, 15, 21]. 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, 0, 0, 0, 21]. The 301 writes are split as follows [0, 1, 29, 0, 2, 21, 0, 202, 0, 44, 2, 0]. [2024-11-23 23:10:59,853 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,853 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,932 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:10:59,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:11:00,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:11:00,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:11:00,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:11:00,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:11:00,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:11:00,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (1/1) ... [2024-11-23 23:11:00,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:11:00,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:11:00,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:11:00,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:11:00,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-23 23:11:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-23 23:11:00,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 23:11:00,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 23:11:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 23:11:00,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 23:11:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 23:11:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-23 23:11:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-23 23:11:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2024-11-23 23:11:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2024-11-23 23:11:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2024-11-23 23:11:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2024-11-23 23:11:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 23:11:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 23:11:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 23:11:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 23:11:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 23:11:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 23:11:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 23:11:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 23:11:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 23:11:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 23:11:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2024-11-23 23:11:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2024-11-23 23:11:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2024-11-23 23:11:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2024-11-23 23:11:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 23:11:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2024-11-23 23:11:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 23:11:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 23:11:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2024-11-23 23:11:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-23 23:11:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:11:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-23 23:11:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2024-11-23 23:11:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2024-11-23 23:11:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-23 23:11:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 23:11:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 23:11:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 23:11:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2024-11-23 23:11:00,202 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2024-11-23 23:11:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-23 23:11:00,203 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-23 23:11:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2024-11-23 23:11:00,204 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2024-11-23 23:11:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 23:11:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 23:11:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2024-11-23 23:11:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2024-11-23 23:11:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2024-11-23 23:11:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2024-11-23 23:11:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-23 23:11:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 23:11:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-23 23:11:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-23 23:11:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-23 23:11:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2024-11-23 23:11:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2024-11-23 23:11:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2024-11-23 23:11:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 23:11:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 23:11:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 23:11:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 23:11:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 23:11:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2024-11-23 23:11:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2024-11-23 23:11:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2024-11-23 23:11:00,212 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2024-11-23 23:11:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2024-11-23 23:11:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2024-11-23 23:11:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:11:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:11:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2024-11-23 23:11:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2024-11-23 23:11:00,926 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:11:00,931 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:11:01,033 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 23:11:12,767 INFO L? ?]: Removed 816 outVars from TransFormulas that were not future-live. [2024-11-23 23:11:12,767 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:11:12,810 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:11:12,811 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 23:11:12,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:11:12 BoogieIcfgContainer [2024-11-23 23:11:12,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:11:12,813 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:11:12,818 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:11:12,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:11:12,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:10:57" (1/3) ... [2024-11-23 23:11:12,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77fe7d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:11:12, skipping insertion in model container [2024-11-23 23:11:12,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:10:59" (2/3) ... [2024-11-23 23:11:12,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77fe7d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:11:12, skipping insertion in model container [2024-11-23 23:11:12,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:11:12" (3/3) ... [2024-11-23 23:11:12,830 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2024-11-23 23:11:12,849 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:11:12,853 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. [2024-11-23 23:11:12,969 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:11:12,986 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;@1ac56368, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:11:12,987 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:11:12,997 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) [2024-11-23 23:11:13,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-23 23:11:13,022 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:11:13,024 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] [2024-11-23 23:11:13,024 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:11:13,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:11:13,031 INFO L85 PathProgramCache]: Analyzing trace with hash 430473449, now seen corresponding path program 1 times [2024-11-23 23:11:13,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:11:13,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002227022] [2024-11-23 23:11:13,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:11:13,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:11:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:11:25,230 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-11-23 23:11:25,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:11:25,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002227022] [2024-11-23 23:11:25,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002227022] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:11:25,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501337231] [2024-11-23 23:11:25,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:11:25,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:11:25,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:11:25,238 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:11:25,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:11:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:11:35,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 3979 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:11:35,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:11:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2024-11-23 23:11:36,001 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:11:36,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501337231] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:11:36,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:11:36,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:11:36,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382909346] [2024-11-23 23:11:36,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:11:36,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:11:36,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:11:36,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:11:36,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:11:36,047 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) [2024-11-23 23:11:36,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:11:36,196 INFO L93 Difference]: Finished difference Result 1393 states and 2005 transitions. [2024-11-23 23:11:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:11:36,198 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 [2024-11-23 23:11:36,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:11:36,215 INFO L225 Difference]: With dead ends: 1393 [2024-11-23 23:11:36,215 INFO L226 Difference]: Without dead ends: 687 [2024-11-23 23:11:36,231 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 [2024-11-23 23:11:36,237 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 [2024-11-23 23:11:36,238 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] [2024-11-23 23:11:36,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2024-11-23 23:11:36,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 687. [2024-11-23 23:11:36,392 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) [2024-11-23 23:11:36,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 972 transitions. [2024-11-23 23:11:36,420 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 972 transitions. Word has length 141 [2024-11-23 23:11:36,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:11:36,423 INFO L471 AbstractCegarLoop]: Abstraction has 687 states and 972 transitions. [2024-11-23 23:11:36,423 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) [2024-11-23 23:11:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 972 transitions. [2024-11-23 23:11:36,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-23 23:11:36,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:11:36,432 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] [2024-11-23 23:11:36,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 23:11:36,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 23:11:36,633 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:11:36,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:11:36,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1187447451, now seen corresponding path program 1 times [2024-11-23 23:11:36,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:11:36,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968246968] [2024-11-23 23:11:36,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:11:36,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:11:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:11:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-23 23:11:46,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:11:46,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968246968] [2024-11-23 23:11:46,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968246968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:11:46,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:11:46,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:11:46,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034344657] [2024-11-23 23:11:46,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:11:46,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:11:46,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:11:46,959 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:11:46,959 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:11:46,960 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) [2024-11-23 23:11:47,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:11:47,040 INFO L93 Difference]: Finished difference Result 687 states and 972 transitions. [2024-11-23 23:11:47,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:11:47,041 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 [2024-11-23 23:11:47,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:11:47,045 INFO L225 Difference]: With dead ends: 687 [2024-11-23 23:11:47,045 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:11:47,047 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:11:47,051 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 [2024-11-23 23:11:47,052 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] [2024-11-23 23:11:47,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:11:47,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:11:47,056 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) [2024-11-23 23:11:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:11:47,057 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 141 [2024-11-23 23:11:47,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:11:47,057 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:11:47,057 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) [2024-11-23 23:11:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:11:47,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:11:47,060 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:11:47,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:11:47,066 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-23 23:11:47,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:11:50,125 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:11:50,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:11:50 BoogieIcfgContainer [2024-11-23 23:11:50,147 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:11:50,148 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:11:50,148 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:11:50,148 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:11:50,149 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:11:12" (3/4) ... [2024-11-23 23:11:50,152 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 23:11:50,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_write_config_dword [2024-11-23 23:11:50,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_nb_num [2024-11-23 23:11:50,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_power_state [2024-11-23 23:11:50,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_generic_type_to_mask_type [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_read_config_dword [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _dev_info [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_unregister_driver [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_amd64_resume [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_shutdown_1 [2024-11-23 23:11:50,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_8151_configure [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nforce3_agp_init [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_nb_has_feature [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure node_to_amd_nb [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_resume_early_1 [2024-11-23 23:11:50,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_put_bridge [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure global_cache_flush [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_flush_garts [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd64_fetch_size [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_generic_mask_memory [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure virt_to_phys [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_slot [2024-11-23 23:11:50,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-23 23:11:50,163 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2024-11-23 23:11:50,163 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_amd64_remove [2024-11-23 23:11:50,163 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd64_tlbflush [2024-11-23 23:11:50,163 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2024-11-23 23:11:50,163 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_aperture_valid [2024-11-23 23:11:50,201 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 236 nodes and edges [2024-11-23 23:11:50,205 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2024-11-23 23:11:50,211 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-23 23:11:50,216 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 23:11:50,220 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-23 23:11:50,224 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:11:50,634 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 23:11:50,635 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 23:11:50,635 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:11:50,636 INFO L158 Benchmark]: Toolchain (without parser) took 53137.76ms. Allocated memory was 117.4MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 86.7MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-23 23:11:50,637 INFO L158 Benchmark]: CDTParser took 1.68ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:11:50,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1896.29ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 46.1MB in the end (delta: 40.5MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2024-11-23 23:11:50,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 219.53ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 69.6MB in the end (delta: -23.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-23 23:11:50,638 INFO L158 Benchmark]: Boogie Preprocessor took 462.58ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 69.6MB in the beginning and 183.1MB in the end (delta: -113.5MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2024-11-23 23:11:50,639 INFO L158 Benchmark]: RCFGBuilder took 12731.07ms. Allocated memory is still 234.9MB. Free memory was 183.1MB in the beginning and 149.7MB in the end (delta: 33.4MB). Peak memory consumption was 139.8MB. Max. memory is 16.1GB. [2024-11-23 23:11:50,639 INFO L158 Benchmark]: TraceAbstraction took 37333.82ms. Allocated memory was 234.9MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 149.7MB in the beginning and 1.1GB in the end (delta: -996.6MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-23 23:11:50,640 INFO L158 Benchmark]: Witness Printer took 487.03ms. Allocated memory is still 2.4GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 37.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-23 23:11:50,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1896.29ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 46.1MB in the end (delta: 40.5MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 219.53ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 69.6MB in the end (delta: -23.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 462.58ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 69.6MB in the beginning and 183.1MB in the end (delta: -113.5MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. * RCFGBuilder took 12731.07ms. Allocated memory is still 234.9MB. Free memory was 183.1MB in the beginning and 149.7MB in the end (delta: 33.4MB). Peak memory consumption was 139.8MB. Max. memory is 16.1GB. * TraceAbstraction took 37333.82ms. Allocated memory was 234.9MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 149.7MB in the beginning and 1.1GB in the end (delta: -996.6MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 487.03ms. Allocated memory is still 2.4GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 37.3MB). Peak memory consumption was 33.6MB. 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: 34.2s, OverallIterations: 2, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, 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, 0.0s 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: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 1.5s 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! [2024-11-23 23:11:50,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_229c8084-8f78-475e-94ad-c6907a6b0763/bin/uautomizer-verify-LYvppIcaGC/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