./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--usb--misc--ftdi-elan.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_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/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_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/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--usb--misc--ftdi-elan.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/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_a3bf8815-95ca-4a9e-b284-77d030f7b909/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 2c4212121b10c6756d5cdc67327e122b82a37d8b2ddcf723f371ac3b3c27b21f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:11:24,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:11:24,403 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:11:24,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:11:24,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:11:24,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:11:24,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:11:24,460 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:11:24,460 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:11:24,460 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:11:24,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:11:24,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:11:24,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:11:24,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:11:24,462 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:11:24,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:11:24,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:11:24,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:11:24,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:11:24,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:11:24,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:11:24,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:11:24,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:11:24,463 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:11:24,463 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:11:24,464 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:11:24,464 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:11:24,464 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:11:24,464 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:11:24,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:11:24,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:11:24,465 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:11:24,465 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:11:24,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:11:24,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:11:24,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:11:24,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:11:24,466 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:11:24,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:11:24,466 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:11:24,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:11:24,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:11:24,467 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:11:24,467 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:11:24,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:11:24,467 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_a3bf8815-95ca-4a9e-b284-77d030f7b909/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 -> 2c4212121b10c6756d5cdc67327e122b82a37d8b2ddcf723f371ac3b3c27b21f [2024-11-28 04:11:24,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:11:24,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:11:24,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:11:24,851 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:11:24,852 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:11:24,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-11-28 04:11:28,418 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/data/78616ce9a/c71a720abbf74156b49c771f3f14eb90/FLAG76e8f1b3a [2024-11-28 04:11:29,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:11:29,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-11-28 04:11:29,539 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/data/78616ce9a/c71a720abbf74156b49c771f3f14eb90/FLAG76e8f1b3a [2024-11-28 04:11:29,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/data/78616ce9a/c71a720abbf74156b49c771f3f14eb90 [2024-11-28 04:11:29,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:11:29,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:11:29,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:11:29,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:11:30,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:11:30,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:11:29" (1/1) ... [2024-11-28 04:11:30,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188a41cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:30, skipping insertion in model container [2024-11-28 04:11:30,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:11:29" (1/1) ... [2024-11-28 04:11:30,176 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:11:32,434 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_a3bf8815-95ca-4a9e-b284-77d030f7b909/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[260455,260468] [2024-11-28 04:11:32,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:11:32,597 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:11:32,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [3635-3636] [2024-11-28 04:11:32,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3647-3648] [2024-11-28 04:11:32,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3651-3652] [2024-11-28 04:11:32,820 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3655-3656] [2024-11-28 04:11:32,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3659-3660] [2024-11-28 04:11:33,181 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_a3bf8815-95ca-4a9e-b284-77d030f7b909/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[260455,260468] [2024-11-28 04:11:33,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:11:33,378 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:11:33,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33 WrapperNode [2024-11-28 04:11:33,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:11:33,382 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:11:33,382 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:11:33,382 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:11:33,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:33,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:33,820 INFO L138 Inliner]: procedures = 259, calls = 2819, calls flagged for inlining = 113, calls inlined = 104, statements flattened = 6701 [2024-11-28 04:11:33,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:11:33,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:11:33,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:11:33,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:11:33,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:33,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:33,890 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:34,987 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 1035, 3, 3, 3, 34, 3, 2, 9, 47, 2, 3, 2, 3, 7, 26, 3]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 53, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0]. The 655 writes are split as follows [0, 563, 3, 3, 3, 8, 3, 1, 0, 45, 1, 3, 1, 3, 2, 13, 3]. [2024-11-28 04:11:34,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:34,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:35,210 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:35,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:35,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:35,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:35,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:35,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:11:35,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:11:35,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:11:35,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:11:35,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (1/1) ... [2024-11-28 04:11:35,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:11:35,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:11:35,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:11:35,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:11:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_15 [2024-11-28 04:11:35,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_15 [2024-11-28 04:11:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_14 [2024-11-28 04:11:35,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_14 [2024-11-28 04:11:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_13 [2024-11-28 04:11:35,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_13 [2024-11-28 04:11:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-11-28 04:11:35,490 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-11-28 04:11:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-28 04:11:35,490 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-28 04:11:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 04:11:35,491 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 04:11:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-28 04:11:35,491 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-28 04:11:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2024-11-28 04:11:35,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2024-11-28 04:11:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:11:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:11:35,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:11:35,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:11:35,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:11:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:11:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:11:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:11:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:11:35,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 04:11:35,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 04:11:35,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:11:35,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:11:35,497 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:11:35,497 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2024-11-28 04:11:35,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:11:35,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-28 04:11:35,498 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2024-11-28 04:11:35,498 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-11-28 04:11:35,498 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-28 04:11:35,498 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2024-11-28 04:11:35,498 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-28 04:11:35,498 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-28 04:11:35,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-28 04:11:35,499 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-28 04:11:35,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 04:11:35,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 04:11:35,499 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-11-28 04:11:35,499 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-11-28 04:11:35,499 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:11:35,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:11:35,499 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2024-11-28 04:11:35,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2024-11-28 04:11:35,500 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2024-11-28 04:11:35,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2024-11-28 04:11:35,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:11:35,503 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-28 04:11:35,503 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-28 04:11:35,503 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-28 04:11:35,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-28 04:11:35,503 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-11-28 04:11:35,503 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-11-28 04:11:35,503 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2024-11-28 04:11:35,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 04:11:35,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-11-28 04:11:35,505 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-11-28 04:11:35,505 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2024-11-28 04:11:35,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2024-11-28 04:11:35,505 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 04:11:35,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 04:11:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 04:11:35,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 04:11:35,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 04:11:35,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 04:11:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2024-11-28 04:11:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2024-11-28 04:11:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:11:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:11:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 04:11:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 04:11:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-28 04:11:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-28 04:11:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-28 04:11:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-28 04:11:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-28 04:11:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-28 04:11:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2024-11-28 04:11:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2024-11-28 04:11:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2024-11-28 04:11:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2024-11-28 04:11:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-28 04:11:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-28 04:11:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-28 04:11:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-28 04:11:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-28 04:11:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-28 04:11:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-11-28 04:11:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-11-28 04:11:35,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-28 04:11:35,516 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-28 04:11:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2024-11-28 04:11:35,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2024-11-28 04:11:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2024-11-28 04:11:35,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2024-11-28 04:11:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2024-11-28 04:11:35,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2024-11-28 04:11:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2024-11-28 04:11:35,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2024-11-28 04:11:35,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 04:11:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-28 04:11:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2024-11-28 04:11:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-11-28 04:11:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-11-28 04:11:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2024-11-28 04:11:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:11:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 04:11:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-28 04:11:35,522 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-28 04:11:35,523 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2024-11-28 04:11:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2024-11-28 04:11:35,523 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2024-11-28 04:11:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2024-11-28 04:11:35,523 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2024-11-28 04:11:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2024-11-28 04:11:35,523 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2024-11-28 04:11:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-28 04:11:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2024-11-28 04:11:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-11-28 04:11:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:11:35,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-28 04:11:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:11:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2024-11-28 04:11:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2024-11-28 04:11:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-28 04:11:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-28 04:11:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2024-11-28 04:11:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2024-11-28 04:11:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2024-11-28 04:11:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2024-11-28 04:11:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:11:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2024-11-28 04:11:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2024-11-28 04:11:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-28 04:11:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-28 04:11:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-28 04:11:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-28 04:11:35,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-11-28 04:11:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:11:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 04:11:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2024-11-28 04:11:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 04:11:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 04:11:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-28 04:11:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2024-11-28 04:11:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2024-11-28 04:11:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:11:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:11:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:11:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:11:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 04:11:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 04:11:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 04:11:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 04:11:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 04:11:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 04:11:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 04:11:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 04:11:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:11:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:11:36,810 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:11:36,817 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:11:37,003 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:12:01,127 INFO L? ?]: Removed 1889 outVars from TransFormulas that were not future-live. [2024-11-28 04:12:01,127 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:12:01,181 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:12:01,182 INFO L312 CfgBuilder]: Removed 15 assume(true) statements. [2024-11-28 04:12:01,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:12:01 BoogieIcfgContainer [2024-11-28 04:12:01,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:12:01,185 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:12:01,185 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:12:01,192 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:12:01,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:11:29" (1/3) ... [2024-11-28 04:12:01,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f16977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:12:01, skipping insertion in model container [2024-11-28 04:12:01,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:11:33" (2/3) ... [2024-11-28 04:12:01,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f16977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:12:01, skipping insertion in model container [2024-11-28 04:12:01,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:12:01" (3/3) ... [2024-11-28 04:12:01,195 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-11-28 04:12:01,216 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:12:01,220 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i that has 87 procedures, 1967 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2024-11-28 04:12:01,350 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:12:01,364 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;@2109a149, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:12:01,365 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:12:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand has 1966 states, 1403 states have (on average 1.421240199572345) internal successors, (1994), 1456 states have internal predecessors, (1994), 476 states have call successors, (476), 86 states have call predecessors, (476), 85 states have return successors, (469), 455 states have call predecessors, (469), 469 states have call successors, (469) [2024-11-28 04:12:01,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-28 04:12:01,453 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:12:01,454 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:12:01,455 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:12:01,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:12:01,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1246157559, now seen corresponding path program 1 times [2024-11-28 04:12:01,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:12:01,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143719383] [2024-11-28 04:12:01,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:12:01,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:12:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:12:13,460 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-28 04:12:13,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:12:13,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143719383] [2024-11-28 04:12:13,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143719383] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:12:13,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989513934] [2024-11-28 04:12:13,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:12:13,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:12:13,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:12:13,466 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:12:13,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:12:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:12:22,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 4753 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:12:22,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:12:22,824 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-28 04:12:22,824 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:12:22,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989513934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:12:22,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:12:22,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:12:22,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616381387] [2024-11-28 04:12:22,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:12:22,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:12:22,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:12:22,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:12:22,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:12:22,875 INFO L87 Difference]: Start difference. First operand has 1966 states, 1403 states have (on average 1.421240199572345) internal successors, (1994), 1456 states have internal predecessors, (1994), 476 states have call successors, (476), 86 states have call predecessors, (476), 85 states have return successors, (469), 455 states have call predecessors, (469), 469 states have call successors, (469) Second operand has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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) [2024-11-28 04:12:23,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:12:23,184 INFO L93 Difference]: Finished difference Result 3927 states and 5983 transitions. [2024-11-28 04:12:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:12:23,187 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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 161 [2024-11-28 04:12:23,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:12:23,241 INFO L225 Difference]: With dead ends: 3927 [2024-11-28 04:12:23,241 INFO L226 Difference]: Without dead ends: 1952 [2024-11-28 04:12:23,284 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:12:23,290 INFO L435 NwaCegarLoop]: 2915 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, 2915 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 [2024-11-28 04:12:23,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2915 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:12:23,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1952 states. [2024-11-28 04:12:23,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1952 to 1952. [2024-11-28 04:12:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1952 states, 1398 states have (on average 1.4012875536480687) internal successors, (1959), 1442 states have internal predecessors, (1959), 469 states have call successors, (469), 85 states have call predecessors, (469), 84 states have return successors, (468), 454 states have call predecessors, (468), 468 states have call successors, (468) [2024-11-28 04:12:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1952 states and 2896 transitions. [2024-11-28 04:12:23,585 INFO L78 Accepts]: Start accepts. Automaton has 1952 states and 2896 transitions. Word has length 161 [2024-11-28 04:12:23,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:12:23,586 INFO L471 AbstractCegarLoop]: Abstraction has 1952 states and 2896 transitions. [2024-11-28 04:12:23,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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) [2024-11-28 04:12:23,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2896 transitions. [2024-11-28 04:12:23,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-28 04:12:23,608 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:12:23,609 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:12:23,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:12:23,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:12:23,814 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:12:23,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:12:23,814 INFO L85 PathProgramCache]: Analyzing trace with hash -864590017, now seen corresponding path program 1 times [2024-11-28 04:12:23,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:12:23,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931831039] [2024-11-28 04:12:23,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:12:23,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:12:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:12:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-11-28 04:12:34,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:12:34,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931831039] [2024-11-28 04:12:34,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931831039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:12:34,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:12:34,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:12:34,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756026543] [2024-11-28 04:12:34,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:12:34,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:12:34,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:12:34,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:12:34,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:12:34,567 INFO L87 Difference]: Start difference. First operand 1952 states and 2896 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2024-11-28 04:12:34,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:12:34,749 INFO L93 Difference]: Finished difference Result 1952 states and 2896 transitions. [2024-11-28 04:12:34,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:12:34,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 161 [2024-11-28 04:12:34,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:12:34,754 INFO L225 Difference]: With dead ends: 1952 [2024-11-28 04:12:34,754 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 04:12:34,770 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 [2024-11-28 04:12:34,771 INFO L435 NwaCegarLoop]: 2893 mSDtfsCounter, 2846 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2846 SdHoareTripleChecker+Valid, 2893 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 [2024-11-28 04:12:34,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2846 Valid, 2893 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:12:34,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 04:12:34,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 04:12:34,774 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) [2024-11-28 04:12:34,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 04:12:34,776 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2024-11-28 04:12:34,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:12:34,778 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:12:34,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2024-11-28 04:12:34,779 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 04:12:34,779 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 04:12:34,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:12:34,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:12:34,787 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 04:12:34,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 04:12:44,310 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:12:44,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:12:44 BoogieIcfgContainer [2024-11-28 04:12:44,347 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:12:44,348 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:12:44,349 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:12:44,349 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:12:44,350 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:12:01" (3/4) ... [2024-11-28 04:12:44,353 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 04:12:44,361 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_15 [2024-11-28 04:12:44,361 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_gone_away [2024-11-28 04:12:44,361 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_14 [2024-11-28 04:12:44,361 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_13 [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_config [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_respond_work [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_status_work [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_response_cancel_work [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_get_intfdata [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure wait_for_completion [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_response_requeue_work [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2024-11-28 04:12:44,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _dev_info [2024-11-28 04:12:44,365 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_status_requeue_work [2024-11-28 04:12:44,365 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:12:44,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_kick_command_queue [2024-11-28 04:12:44,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_bulk_msg [2024-11-28 04:12:44,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_coherent [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __alloc_workqueue_key [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure up [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_flush_input_fifo [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_get_kref [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_xfer_bulk [2024-11-28 04:12:44,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_reg [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_queue_work [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_disconnect [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_work_1 [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_respond_queue_work [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-28 04:12:44,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_maxp [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_config [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_pcimem [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_status_cancel_work [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_all_1 [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_work_1 [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_abandon_completions [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_work_1 [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure init_timer_key [2024-11-28 04:12:44,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_cancel_work [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __init_work [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cancel_delayed_work [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure init_completion [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msecs_to_jiffies [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_fill_bulk_urb [2024-11-28 04:12:44,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __might_fault [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_reg [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_delayed_work_on [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __mutex_init [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_do_callback [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_requeue_work [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-28 04:12:44,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_delayed_work [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure lockdep_init_map [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_command_work [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_put_kref [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure flush_workqueue [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_abandon_targets [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_pcimem [2024-11-28 04:12:44,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_found_controller [2024-11-28 04:12:44,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2024-11-28 04:12:44,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure complete [2024-11-28 04:12:44,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_setup_controller [2024-11-28 04:12:44,478 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 996 nodes and edges [2024-11-28 04:12:44,489 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 170 nodes and edges [2024-11-28 04:12:44,506 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2024-11-28 04:12:44,517 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-28 04:12:44,530 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 04:12:44,536 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-28 04:12:44,541 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 04:12:45,120 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 04:12:45,120 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 04:12:45,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:12:45,122 INFO L158 Benchmark]: Toolchain (without parser) took 75129.28ms. Allocated memory was 142.6MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 93.1MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 626.4MB. Max. memory is 16.1GB. [2024-11-28 04:12:45,122 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:12:45,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3387.03ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 93.1MB in the beginning and 283.3MB in the end (delta: -190.3MB). Peak memory consumption was 106.1MB. Max. memory is 16.1GB. [2024-11-28 04:12:45,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 439.17ms. Allocated memory is still 360.7MB. Free memory was 283.3MB in the beginning and 248.2MB in the end (delta: 35.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 04:12:45,124 INFO L158 Benchmark]: Boogie Preprocessor took 1573.30ms. Allocated memory is still 360.7MB. Free memory was 248.2MB in the beginning and 181.6MB in the end (delta: 66.6MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2024-11-28 04:12:45,124 INFO L158 Benchmark]: RCFGBuilder took 25786.77ms. Allocated memory was 360.7MB in the beginning and 696.3MB in the end (delta: 335.5MB). Free memory was 181.6MB in the beginning and 410.6MB in the end (delta: -229.0MB). Peak memory consumption was 353.4MB. Max. memory is 16.1GB. [2024-11-28 04:12:45,125 INFO L158 Benchmark]: TraceAbstraction took 43162.59ms. Allocated memory was 696.3MB in the beginning and 3.2GB in the end (delta: 2.5GB). Free memory was 410.6MB in the beginning and 2.6GB in the end (delta: -2.2GB). Peak memory consumption was 308.9MB. Max. memory is 16.1GB. [2024-11-28 04:12:45,125 INFO L158 Benchmark]: Witness Printer took 772.18ms. Allocated memory is still 3.2GB. Free memory was 2.6GB in the beginning and 2.5GB in the end (delta: 87.4MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-11-28 04:12:45,128 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3387.03ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 93.1MB in the beginning and 283.3MB in the end (delta: -190.3MB). Peak memory consumption was 106.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 439.17ms. Allocated memory is still 360.7MB. Free memory was 283.3MB in the beginning and 248.2MB in the end (delta: 35.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1573.30ms. Allocated memory is still 360.7MB. Free memory was 248.2MB in the beginning and 181.6MB in the end (delta: 66.6MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. * RCFGBuilder took 25786.77ms. Allocated memory was 360.7MB in the beginning and 696.3MB in the end (delta: 335.5MB). Free memory was 181.6MB in the beginning and 410.6MB in the end (delta: -229.0MB). Peak memory consumption was 353.4MB. Max. memory is 16.1GB. * TraceAbstraction took 43162.59ms. Allocated memory was 696.3MB in the beginning and 3.2GB in the end (delta: 2.5GB). Free memory was 410.6MB in the beginning and 2.6GB in the end (delta: -2.2GB). Peak memory consumption was 308.9MB. Max. memory is 16.1GB. * Witness Printer took 772.18ms. Allocated memory is still 3.2GB. Free memory was 2.6GB in the beginning and 2.5GB in the end (delta: 87.4MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3635]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [3635-3636] - GenericResultAtLocation [Line: 3647]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3647-3648] - GenericResultAtLocation [Line: 3651]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3651-3652] - GenericResultAtLocation [Line: 3655]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3655-3656] - GenericResultAtLocation [Line: 3659]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3659-3660] * 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: 9067]: 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 87 procedures, 1967 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 33.5s, OverallIterations: 2, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2846 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2846 mSDsluCounter, 5808 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, 5808 mSDtfsCounter, 0 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1966occurred 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: 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 483 NumberOfCodeBlocks, 483 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4753 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 499/519 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: 5696]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5599]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 7202]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 4990]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 4503]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 6894]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5231]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 7499]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 7202]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5220]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5461]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 7059]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 8105]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 7202]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 4995]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5615]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 6899]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5234]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5596]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 5464]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 7064]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 6629]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 7269]: Location Invariant Derived location invariant: (ldv_module_refcounter == 1) RESULT: Ultimate proved your program to be correct! [2024-11-28 04:12:45,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3bf8815-95ca-4a9e-b284-77d030f7b909/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE