./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_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/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_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1 --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 [2024-12-02 06:59:25,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:59:25,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 06:59:25,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:59:25,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:59:25,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:59:25,664 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:59:25,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:59:25,664 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:59:25,665 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:59:25,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:59:25,665 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:59:25,665 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:59:25,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:59:25,665 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:59:25,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:59:25,665 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:59:25,666 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:59:25,666 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:59:25,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:59:25,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:59:25,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:59:25,668 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:59:25,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:59:25,668 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:59:25,668 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:59:25,668 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:59:25,668 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:59:25,668 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_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 06:59:25,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:59:25,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:59:25,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:59:25,912 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:59:25,912 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:59:25,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-12-02 06:59:28,523 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/data/49158f80d/1925683eb4e3427ea0bd38efbf51fa31/FLAG75f21a3e0 [2024-12-02 06:59:28,925 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:59:28,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-12-02 06:59:28,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/data/49158f80d/1925683eb4e3427ea0bd38efbf51fa31/FLAG75f21a3e0 [2024-12-02 06:59:29,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/data/49158f80d/1925683eb4e3427ea0bd38efbf51fa31 [2024-12-02 06:59:29,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:59:29,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:59:29,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:59:29,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:59:29,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:59:29,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:59:29" (1/1) ... [2024-12-02 06:59:29,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c0a3532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:29, skipping insertion in model container [2024-12-02 06:59:29,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:59:29" (1/1) ... [2024-12-02 06:59:29,140 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:59:30,322 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_22e11777-2229-4261-bfe9-56a208609beb/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] [2024-12-02 06:59:30,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:59:30,407 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:59:30,491 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] [2024-12-02 06:59:30,493 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] [2024-12-02 06:59:30,493 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] [2024-12-02 06:59:30,493 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] [2024-12-02 06:59:30,493 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] [2024-12-02 06:59:30,688 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_22e11777-2229-4261-bfe9-56a208609beb/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] [2024-12-02 06:59:30,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:59:30,741 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:59:30,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30 WrapperNode [2024-12-02 06:59:30,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:59:30,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:59:30,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:59:30,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:59:30,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:30,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:30,979 INFO L138 Inliner]: procedures = 259, calls = 2819, calls flagged for inlining = 113, calls inlined = 104, statements flattened = 6701 [2024-12-02 06:59:30,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:59:30,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:59:30,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:59:30,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:59:30,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:30,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,017 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,524 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 3, 7, 2, 26, 3, 3, 3, 3, 2, 9, 2, 47, 3, 34, 3, 1035]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 53]. The 655 writes are split as follows [0, 3, 2, 1, 13, 3, 3, 3, 3, 1, 0, 1, 45, 3, 8, 3, 563]. [2024-12-02 06:59:31,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,651 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:59:31,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:59:31,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:59:31,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:59:31,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (1/1) ... [2024-12-02 06:59:31,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:59:31,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:59:31,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:59:31,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:59:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_15 [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_15 [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_14 [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_14 [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_13 [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_13 [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2024-12-02 06:59:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2024-12-02 06:59:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 06:59:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-12-02 06:59:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2024-12-02 06:59:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 06:59:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 06:59:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-12-02 06:59:31,817 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-12-02 06:59:31,817 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2024-12-02 06:59:31,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 06:59:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-12-02 06:59:31,818 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-12-02 06:59:31,818 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2024-12-02 06:59:31,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2024-12-02 06:59:31,818 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 06:59:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2024-12-02 06:59:31,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 06:59:31,819 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-12-02 06:59:31,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-12-02 06:59:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-12-02 06:59:31,820 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-12-02 06:59:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2024-12-02 06:59:31,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2024-12-02 06:59:31,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2024-12-02 06:59:31,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2024-12-02 06:59:31,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2024-12-02 06:59:31,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 06:59:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-12-02 06:59:31,822 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2024-12-02 06:59:31,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-12-02 06:59:31,822 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-12-02 06:59:31,822 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-12-02 06:59:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2024-12-02 06:59:31,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 06:59:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-12-02 06:59:31,823 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2024-12-02 06:59:31,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2024-12-02 06:59:31,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2024-12-02 06:59:31,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2024-12-02 06:59:31,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-12-02 06:59:31,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2024-12-02 06:59:31,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-12-02 06:59:31,824 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 06:59:31,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-12-02 06:59:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 06:59:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2024-12-02 06:59:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-12-02 06:59:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2024-12-02 06:59:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2024-12-02 06:59:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2024-12-02 06:59:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2024-12-02 06:59:31,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-12-02 06:59:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-12-02 06:59:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-12-02 06:59:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 06:59:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 06:59:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-12-02 06:59:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2024-12-02 06:59:31,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2024-12-02 06:59:31,828 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 06:59:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:59:31,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:59:32,530 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:59:32,533 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:59:32,623 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 06:59:51,672 INFO L? ?]: Removed 1889 outVars from TransFormulas that were not future-live. [2024-12-02 06:59:51,672 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:59:51,707 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:59:51,707 INFO L312 CfgBuilder]: Removed 15 assume(true) statements. [2024-12-02 06:59:51,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:59:51 BoogieIcfgContainer [2024-12-02 06:59:51,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:59:51,709 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:59:51,710 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:59:51,713 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:59:51,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:59:29" (1/3) ... [2024-12-02 06:59:51,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2d82da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:59:51, skipping insertion in model container [2024-12-02 06:59:51,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:59:30" (2/3) ... [2024-12-02 06:59:51,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2d82da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:59:51, skipping insertion in model container [2024-12-02 06:59:51,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:59:51" (3/3) ... [2024-12-02 06:59:51,715 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-12-02 06:59:51,729 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:59:51,732 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. [2024-12-02 06:59:51,822 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:59:51,833 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;@172c9f52, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:59:51,833 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:59:51,842 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) [2024-12-02 06:59:51,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 06:59:51,881 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:59:51,881 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] [2024-12-02 06:59:51,882 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:59:51,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:59:51,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1246157559, now seen corresponding path program 1 times [2024-12-02 06:59:51,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:59:51,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279782534] [2024-12-02 06:59:51,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:59:51,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:59:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:00:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-12-02 07:00:00,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:00:00,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279782534] [2024-12-02 07:00:00,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279782534] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:00:00,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454117155] [2024-12-02 07:00:00,020 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:00:00,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:00:00,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:00:00,023 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:00:00,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:00:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:00:08,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 4753 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:00:08,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:00:08,137 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-12-02 07:00:08,137 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:00:08,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454117155] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:00:08,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:00:08,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:00:08,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982427262] [2024-12-02 07:00:08,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:00:08,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:00:08,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:00:08,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:00:08,163 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:00:08,169 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) [2024-12-02 07:00:08,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:00:08,335 INFO L93 Difference]: Finished difference Result 3927 states and 5983 transitions. [2024-12-02 07:00:08,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:00:08,337 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 [2024-12-02 07:00:08,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:00:08,366 INFO L225 Difference]: With dead ends: 3927 [2024-12-02 07:00:08,366 INFO L226 Difference]: Without dead ends: 1952 [2024-12-02 07:00:08,390 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 [2024-12-02 07:00:08,393 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 [2024-12-02 07:00:08,393 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] [2024-12-02 07:00:08,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1952 states. [2024-12-02 07:00:08,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1952 to 1952. [2024-12-02 07:00:08,524 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) [2024-12-02 07:00:08,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1952 states and 2896 transitions. [2024-12-02 07:00:08,552 INFO L78 Accepts]: Start accepts. Automaton has 1952 states and 2896 transitions. Word has length 161 [2024-12-02 07:00:08,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:00:08,552 INFO L471 AbstractCegarLoop]: Abstraction has 1952 states and 2896 transitions. [2024-12-02 07:00:08,553 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) [2024-12-02 07:00:08,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2896 transitions. [2024-12-02 07:00:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 07:00:08,566 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:00:08,566 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] [2024-12-02 07:00:08,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:00:08,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 07:00:08,767 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:00:08,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:00:08,768 INFO L85 PathProgramCache]: Analyzing trace with hash -864590017, now seen corresponding path program 1 times [2024-12-02 07:00:08,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:00:08,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128281144] [2024-12-02 07:00:08,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:00:08,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:00:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:00:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-12-02 07:00:15,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:00:15,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128281144] [2024-12-02 07:00:15,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128281144] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:00:15,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:00:15,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:00:15,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436038006] [2024-12-02 07:00:15,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:00:15,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:00:15,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:00:15,848 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:00:15,848 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:00:15,848 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) [2024-12-02 07:00:15,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:00:15,947 INFO L93 Difference]: Finished difference Result 1952 states and 2896 transitions. [2024-12-02 07:00:15,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:00:15,947 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 [2024-12-02 07:00:15,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:00:15,949 INFO L225 Difference]: With dead ends: 1952 [2024-12-02 07:00:15,949 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 07:00:15,958 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 [2024-12-02 07:00:15,959 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 [2024-12-02 07:00:15,959 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] [2024-12-02 07:00:15,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 07:00:15,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 07:00:15,960 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) [2024-12-02 07:00:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 07:00:15,961 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2024-12-02 07:00:15,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:00:15,961 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 07:00:15,961 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) [2024-12-02 07:00:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 07:00:15,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 07:00:15,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:00:15,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:00:15,967 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-12-02 07:00:15,969 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-12-02 07:00:24,223 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:00:24,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:00:24 BoogieIcfgContainer [2024-12-02 07:00:24,239 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:00:24,239 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:00:24,239 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:00:24,240 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:00:24,240 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:59:51" (3/4) ... [2024-12-02 07:00:24,242 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_15 [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_gone_away [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_14 [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_13 [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_config [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_respond_work [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_status_work [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_response_cancel_work [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_get_intfdata [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure wait_for_completion [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_response_requeue_work [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _dev_info [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_status_requeue_work [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_kick_command_queue [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_bulk_msg [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-12-02 07:00:24,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_coherent [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __alloc_workqueue_key [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure up [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_flush_input_fifo [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_get_kref [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_xfer_bulk [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_reg [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_queue_work [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_disconnect [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_work_1 [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_respond_queue_work [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_maxp [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_config [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_pcimem [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_status_cancel_work [2024-12-02 07:00:24,247 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_all_1 [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_work_1 [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_abandon_completions [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_work_1 [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure init_timer_key [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_cancel_work [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __init_work [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cancel_delayed_work [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure init_completion [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msecs_to_jiffies [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_fill_bulk_urb [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __might_fault [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_reg [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_delayed_work_on [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __mutex_init [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_do_callback [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_requeue_work [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2024-12-02 07:00:24,248 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_delayed_work [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure lockdep_init_map [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_command_work [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_put_kref [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure flush_workqueue [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_abandon_targets [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_pcimem [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_found_controller [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure complete [2024-12-02 07:00:24,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_setup_controller [2024-12-02 07:00:24,294 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 996 nodes and edges [2024-12-02 07:00:24,300 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 170 nodes and edges [2024-12-02 07:00:24,307 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2024-12-02 07:00:24,311 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-12-02 07:00:24,315 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-02 07:00:24,318 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-02 07:00:24,320 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 07:00:24,580 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 07:00:24,580 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 07:00:24,581 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:00:24,581 INFO L158 Benchmark]: Toolchain (without parser) took 55511.65ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 107.7MB in the beginning and 896.1MB in the end (delta: -788.3MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-02 07:00:24,582 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:00:24,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1670.88ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 57.5MB in the end (delta: 50.0MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. [2024-12-02 07:00:24,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 237.91ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 57.5MB in the beginning and 338.1MB in the end (delta: -280.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-12-02 07:00:24,583 INFO L158 Benchmark]: Boogie Preprocessor took 774.57ms. Allocated memory is still 427.8MB. Free memory was 338.1MB in the beginning and 157.1MB in the end (delta: 181.0MB). Peak memory consumption was 176.2MB. Max. memory is 16.1GB. [2024-12-02 07:00:24,583 INFO L158 Benchmark]: RCFGBuilder took 19952.29ms. Allocated memory is still 427.8MB. Free memory was 157.1MB in the beginning and 163.5MB in the end (delta: -6.5MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2024-12-02 07:00:24,584 INFO L158 Benchmark]: TraceAbstraction took 32529.38ms. Allocated memory was 427.8MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 163.5MB in the beginning and 984.1MB in the end (delta: -820.6MB). Peak memory consumption was 928.4MB. Max. memory is 16.1GB. [2024-12-02 07:00:24,584 INFO L158 Benchmark]: Witness Printer took 341.28ms. Allocated memory is still 2.2GB. Free memory was 984.1MB in the beginning and 896.1MB in the end (delta: 88.1MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2024-12-02 07:00:24,586 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1670.88ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 57.5MB in the end (delta: 50.0MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 237.91ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 57.5MB in the beginning and 338.1MB in the end (delta: -280.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 774.57ms. Allocated memory is still 427.8MB. Free memory was 338.1MB in the beginning and 157.1MB in the end (delta: 181.0MB). Peak memory consumption was 176.2MB. Max. memory is 16.1GB. * RCFGBuilder took 19952.29ms. Allocated memory is still 427.8MB. Free memory was 157.1MB in the beginning and 163.5MB in the end (delta: -6.5MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. * TraceAbstraction took 32529.38ms. Allocated memory was 427.8MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 163.5MB in the beginning and 984.1MB in the end (delta: -820.6MB). Peak memory consumption was 928.4MB. Max. memory is 16.1GB. * Witness Printer took 341.28ms. Allocated memory is still 2.2GB. Free memory was 984.1MB in the beginning and 896.1MB in the end (delta: 88.1MB). Peak memory consumption was 92.3MB. 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: 24.2s, OverallIterations: 2, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, 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, 0.0s 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.1s 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! [2024-12-02 07:00:24,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e11777-2229-4261-bfe9-56a208609beb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE