./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/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_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-27 19:50:23,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:23,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 19:50:23,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:23,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:23,444 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:23,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:23,446 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:23,447 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:23,447 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:23,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:50:23,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:50:23,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:23,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:23,449 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:23,449 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:23,450 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:50:23,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:50:23,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:23,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:50:23,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:50:23,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:50:23,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:23,451 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:23,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:23,451 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:23,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:23,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:23,453 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:23,453 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:50:23,453 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:50:23,453 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:50:23,453 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:50:23,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:50:23,453 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:50:23,453 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:50:23,454 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:50:23,455 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:50:23,455 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_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-27 19:50:23,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:23,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:23,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:23,821 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:23,822 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:23,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2024-11-27 19:50:26,790 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/data/5b98ba0c9/ba53b23b995b405dbd5bce967199c930/FLAG985df11f7 [2024-11-27 19:50:27,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:50:27,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2024-11-27 19:50:27,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/data/5b98ba0c9/ba53b23b995b405dbd5bce967199c930/FLAG985df11f7 [2024-11-27 19:50:27,555 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/data/5b98ba0c9/ba53b23b995b405dbd5bce967199c930 [2024-11-27 19:50:27,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:50:27,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:50:27,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:27,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:50:27,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:50:27,570 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:27" (1/1) ... [2024-11-27 19:50:27,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79cd173e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:27, skipping insertion in model container [2024-11-27 19:50:27,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:27" (1/1) ... [2024-11-27 19:50:27,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:50:28,723 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_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/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] [2024-11-27 19:50:28,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:28,826 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:50:28,985 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] [2024-11-27 19:50:28,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2733] [2024-11-27 19:50:28,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2740] [2024-11-27 19:50:29,080 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] [2024-11-27 19:50:29,214 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_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/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] [2024-11-27 19:50:29,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:29,339 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:50:29,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29 WrapperNode [2024-11-27 19:50:29,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:29,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:29,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:50:29,343 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:50:29,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,553 INFO L138 Inliner]: procedures = 142, calls = 804, calls flagged for inlining = 74, calls inlined = 71, statements flattened = 2292 [2024-11-27 19:50:29,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:29,554 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:50:29,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:50:29,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:50:29,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,598 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,845 INFO L175 MemorySlicer]: Split 450 memory accesses to 12 slices as follows [2, 295, 1, 30, 23, 44, 15, 7, 21, 4, 2, 6]. 66 percent of accesses are in the largest equivalence class. The 37 initializations are split as follows [2, 14, 0, 0, 0, 0, 0, 0, 21, 0, 0, 0]. The 301 writes are split as follows [0, 202, 0, 29, 21, 44, 2, 2, 0, 0, 1, 0]. [2024-11-27 19:50:29,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,936 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:29,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:50:29,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:50:29,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:50:29,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:50:29,998 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (1/1) ... [2024-11-27 19:50:30,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:30,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:30,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:30,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:50:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-27 19:50:30,081 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-27 19:50:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 19:50:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 19:50:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 19:50:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 19:50:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 19:50:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 19:50:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 19:50:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 19:50:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 19:50:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 19:50:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 19:50:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 19:50:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-27 19:50:30,084 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-27 19:50:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2024-11-27 19:50:30,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2024-11-27 19:50:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2024-11-27 19:50:30,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2024-11-27 19:50:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-27 19:50:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-27 19:50:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-27 19:50:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-27 19:50:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-27 19:50:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-27 19:50:30,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-27 19:50:30,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 19:50:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-27 19:50:30,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2024-11-27 19:50:30,089 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2024-11-27 19:50:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2024-11-27 19:50:30,089 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 19:50:30,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2024-11-27 19:50:30,090 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 19:50:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 19:50:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-27 19:50:30,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-27 19:50:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2024-11-27 19:50:30,091 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2024-11-27 19:50:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-27 19:50:30,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-27 19:50:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 19:50:30,091 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 19:50:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-27 19:50:30,092 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-27 19:50:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 19:50:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2024-11-27 19:50:30,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2024-11-27 19:50:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-27 19:50:30,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-27 19:50:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:50:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 19:50:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-27 19:50:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-27 19:50:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2024-11-27 19:50:30,095 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-27 19:50:30,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2024-11-27 19:50:30,095 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 19:50:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 19:50:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 19:50:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 19:50:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 19:50:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 19:50:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 19:50:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 19:50:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2024-11-27 19:50:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2024-11-27 19:50:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2024-11-27 19:50:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2024-11-27 19:50:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2024-11-27 19:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2024-11-27 19:50:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2024-11-27 19:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2024-11-27 19:50:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 19:50:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-27 19:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-27 19:50:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-27 19:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-27 19:50:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-27 19:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-27 19:50:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-27 19:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-27 19:50:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2024-11-27 19:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2024-11-27 19:50:30,101 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2024-11-27 19:50:30,101 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 19:50:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 19:50:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2024-11-27 19:50:30,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2024-11-27 19:50:30,106 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2024-11-27 19:50:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2024-11-27 19:50:30,106 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2024-11-27 19:50:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:50:30,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:50:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2024-11-27 19:50:30,107 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2024-11-27 19:50:30,642 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:50:30,645 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:50:30,741 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-27 19:50:41,651 INFO L? ?]: Removed 816 outVars from TransFormulas that were not future-live. [2024-11-27 19:50:41,651 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:50:41,688 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:50:41,692 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-27 19:50:41,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:41 BoogieIcfgContainer [2024-11-27 19:50:41,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:50:41,695 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:50:41,698 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:50:41,703 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:50:41,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:50:27" (1/3) ... [2024-11-27 19:50:41,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4577a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:41, skipping insertion in model container [2024-11-27 19:50:41,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:29" (2/3) ... [2024-11-27 19:50:41,705 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4577a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:41, skipping insertion in model container [2024-11-27 19:50:41,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:41" (3/3) ... [2024-11-27 19:50:41,706 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2024-11-27 19:50:41,725 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:50:41,728 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. [2024-11-27 19:50:41,821 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:50:41,836 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;@794f7532, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:50:41,838 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:50:41,844 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) [2024-11-27 19:50:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-27 19:50:41,864 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:41,865 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] [2024-11-27 19:50:41,866 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:41,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:41,871 INFO L85 PathProgramCache]: Analyzing trace with hash 430473449, now seen corresponding path program 1 times [2024-11-27 19:50:41,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:50:41,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713251500] [2024-11-27 19:50:41,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:41,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-11-27 19:50:52,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:50:52,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713251500] [2024-11-27 19:50:52,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713251500] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:52,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615443002] [2024-11-27 19:50:52,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:52,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:52,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:52,296 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:52,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 19:51:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:51:01,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 3979 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 19:51:01,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:51:01,709 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2024-11-27 19:51:01,709 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:51:01,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615443002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:51:01,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 19:51:01,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 19:51:01,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837631970] [2024-11-27 19:51:01,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:51:01,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 19:51:01,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:51:01,747 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 19:51:01,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:51:01,752 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) [2024-11-27 19:51:01,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:51:01,919 INFO L93 Difference]: Finished difference Result 1393 states and 2005 transitions. [2024-11-27 19:51:01,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 19:51:01,922 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 [2024-11-27 19:51:01,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:51:01,949 INFO L225 Difference]: With dead ends: 1393 [2024-11-27 19:51:01,950 INFO L226 Difference]: Without dead ends: 687 [2024-11-27 19:51:01,959 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 [2024-11-27 19:51:01,964 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 [2024-11-27 19:51:01,966 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] [2024-11-27 19:51:01,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2024-11-27 19:51:02,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 687. [2024-11-27 19:51:02,071 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) [2024-11-27 19:51:02,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 972 transitions. [2024-11-27 19:51:02,090 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 972 transitions. Word has length 141 [2024-11-27 19:51:02,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:51:02,091 INFO L471 AbstractCegarLoop]: Abstraction has 687 states and 972 transitions. [2024-11-27 19:51:02,091 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) [2024-11-27 19:51:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 972 transitions. [2024-11-27 19:51:02,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-27 19:51:02,095 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:51:02,096 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] [2024-11-27 19:51:02,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 19:51:02,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 19:51:02,300 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:51:02,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:51:02,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1187447451, now seen corresponding path program 1 times [2024-11-27 19:51:02,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:51:02,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581339075] [2024-11-27 19:51:02,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:51:02,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:51:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:51:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-27 19:51:11,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:51:11,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581339075] [2024-11-27 19:51:11,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581339075] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:51:11,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:51:11,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:51:11,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348793850] [2024-11-27 19:51:11,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:51:11,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:51:11,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:51:11,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:51:11,171 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:51:11,171 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) [2024-11-27 19:51:11,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:51:11,252 INFO L93 Difference]: Finished difference Result 687 states and 972 transitions. [2024-11-27 19:51:11,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:51:11,253 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 [2024-11-27 19:51:11,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:51:11,258 INFO L225 Difference]: With dead ends: 687 [2024-11-27 19:51:11,258 INFO L226 Difference]: Without dead ends: 0 [2024-11-27 19:51:11,260 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 [2024-11-27 19:51:11,261 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 [2024-11-27 19:51:11,265 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] [2024-11-27 19:51:11,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-27 19:51:11,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-27 19:51:11,266 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) [2024-11-27 19:51:11,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-27 19:51:11,266 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 141 [2024-11-27 19:51:11,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:51:11,266 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:51:11,267 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) [2024-11-27 19:51:11,267 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-27 19:51:11,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-27 19:51:11,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 19:51:11,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 19:51:11,276 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-27 19:51:11,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-27 19:51:14,281 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 19:51:14,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 07:51:14 BoogieIcfgContainer [2024-11-27 19:51:14,308 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 19:51:14,309 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 19:51:14,309 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 19:51:14,309 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 19:51:14,310 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:41" (3/4) ... [2024-11-27 19:51:14,313 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 19:51:14,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_write_config_dword [2024-11-27 19:51:14,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_nb_num [2024-11-27 19:51:14,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_power_state [2024-11-27 19:51:14,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-27 19:51:14,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_generic_type_to_mask_type [2024-11-27 19:51:14,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_read_config_dword [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _dev_info [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_unregister_driver [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_amd64_resume [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_shutdown_1 [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_8151_configure [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-27 19:51:14,321 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nforce3_agp_init [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_nb_has_feature [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure node_to_amd_nb [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_resume_early_1 [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_put_bridge [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure global_cache_flush [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd_flush_garts [2024-11-27 19:51:14,322 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd64_fetch_size [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_generic_mask_memory [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure virt_to_phys [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_slot [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_amd64_remove [2024-11-27 19:51:14,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure amd64_tlbflush [2024-11-27 19:51:14,324 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2024-11-27 19:51:14,324 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure agp_aperture_valid [2024-11-27 19:51:14,369 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 236 nodes and edges [2024-11-27 19:51:14,373 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2024-11-27 19:51:14,377 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-27 19:51:14,380 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-27 19:51:14,384 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-27 19:51:14,388 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 19:51:14,762 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 19:51:14,764 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 19:51:14,764 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 19:51:14,765 INFO L158 Benchmark]: Toolchain (without parser) took 47204.76ms. Allocated memory was 142.6MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 113.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-27 19:51:14,766 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:51:14,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1779.87ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 66.7MB in the end (delta: 47.1MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2024-11-27 19:51:14,766 INFO L158 Benchmark]: Boogie Procedure Inliner took 211.12ms. Allocated memory is still 142.6MB. Free memory was 66.7MB in the beginning and 54.0MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 19:51:14,767 INFO L158 Benchmark]: Boogie Preprocessor took 441.05ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 54.0MB in the beginning and 337.2MB in the end (delta: -283.2MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-11-27 19:51:14,768 INFO L158 Benchmark]: RCFGBuilder took 11696.98ms. Allocated memory is still 419.4MB. Free memory was 337.2MB in the beginning and 155.9MB in the end (delta: 181.3MB). Peak memory consumption was 180.9MB. Max. memory is 16.1GB. [2024-11-27 19:51:14,769 INFO L158 Benchmark]: TraceAbstraction took 32612.83ms. Allocated memory was 419.4MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 155.9MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 769.8MB. Max. memory is 16.1GB. [2024-11-27 19:51:14,770 INFO L158 Benchmark]: Witness Printer took 455.40ms. Allocated memory is still 2.3GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-27 19:51:14,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1779.87ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 66.7MB in the end (delta: 47.1MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 211.12ms. Allocated memory is still 142.6MB. Free memory was 66.7MB in the beginning and 54.0MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 441.05ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 54.0MB in the beginning and 337.2MB in the end (delta: -283.2MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11696.98ms. Allocated memory is still 419.4MB. Free memory was 337.2MB in the beginning and 155.9MB in the end (delta: 181.3MB). Peak memory consumption was 180.9MB. Max. memory is 16.1GB. * TraceAbstraction took 32612.83ms. Allocated memory was 419.4MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 155.9MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 769.8MB. Max. memory is 16.1GB. * Witness Printer took 455.40ms. Allocated memory is still 2.3GB. Free memory was 1.3GB in the beginning and 1.3GB 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: 29.5s, 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.4s 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! [2024-11-27 19:51:14,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c92c0a-b0ea-4e78-82a3-31f4db6c9c70/bin/uautomizer-verify-aQ6SnzHsRB/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