./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU --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 c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:18:10,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:18:10,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:18:10,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:18:10,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:18:11,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:18:11,041 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:18:11,042 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:18:11,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:18:11,044 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:18:11,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:18:11,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:18:11,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:18:11,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:18:11,049 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:18:11,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:18:11,050 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:18:11,051 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:18:11,051 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:18:11,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:18:11,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:18:11,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:18:11,057 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:18:11,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:18:11,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:18:11,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:18:11,059 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:18:11,060 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:18:11,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:18:11,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:18:11,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:18:11,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:18:11,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:18:11,062 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:18:11,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:18:11,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:18:11,063 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:18:11,063 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:18:11,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:18:11,064 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2024-10-31 22:18:11,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:18:11,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:18:11,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:18:11,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:18:11,385 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:18:11,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-10-31 22:18:13,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:18:13,802 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:18:13,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2024-10-31 22:18:13,832 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/data/b9ab57f20/a43b4714f98b46bc8500396d94b27273/FLAGb94885aa1 [2024-10-31 22:18:13,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/data/b9ab57f20/a43b4714f98b46bc8500396d94b27273 [2024-10-31 22:18:13,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:18:13,972 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:18:13,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:13,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:18:13,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:18:13,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:13" (1/1) ... [2024-10-31 22:18:13,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2779fc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:13, skipping insertion in model container [2024-10-31 22:18:13,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:13" (1/1) ... [2024-10-31 22:18:14,093 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:18:14,667 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-10-31 22:18:14,668 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-10-31 22:18:14,829 WARN L251 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_4433dd71-41e1-4f29-9992-288825d8f3bd/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2024-10-31 22:18:15,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:15,451 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:18:15,622 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-10-31 22:18:15,624 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-10-31 22:18:15,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] [2024-10-31 22:18:15,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] [2024-10-31 22:18:15,654 WARN L251 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_4433dd71-41e1-4f29-9992-288825d8f3bd/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2024-10-31 22:18:15,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:15,946 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:18:15,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15 WrapperNode [2024-10-31 22:18:15,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:15,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:15,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:18:15,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:18:15,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,217 INFO L138 Inliner]: procedures = 142, calls = 1053, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2223 [2024-10-31 22:18:16,218 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:16,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:18:16,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:18:16,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:18:16,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,272 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,462 INFO L175 MemorySlicer]: Split 753 memory accesses to 25 slices as follows [6, 34, 34, 34, 34, 34, 34, 16, 34, 39, 40, 36, 34, 34, 9, 229, 8, 6, 3, 2, 8, 24, 7, 6, 8]. 30 percent of accesses are in the largest equivalence class. The 70 initializations are split as follows [5, 0, 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, 0, 32, 0, 7, 8, 0, 0, 2, 0, 0, 0, 0, 0]. The 474 writes are split as follows [0, 33, 33, 33, 33, 33, 33, 0, 33, 35, 36, 33, 33, 1, 9, 67, 0, 1, 3, 0, 0, 24, 1, 0, 0]. [2024-10-31 22:18:16,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,580 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:18:16,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:18:16,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:18:16,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:18:16,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (1/1) ... [2024-10-31 22:18:16,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:18:16,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:16,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:16,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4433dd71-41e1-4f29-9992-288825d8f3bd/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:18:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2024-10-31 22:18:16,703 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2024-10-31 22:18:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2024-10-31 22:18:16,703 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2024-10-31 22:18:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-10-31 22:18:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-10-31 22:18:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-10-31 22:18:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-10-31 22:18:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-10-31 22:18:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-10-31 22:18:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-10-31 22:18:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-10-31 22:18:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-10-31 22:18:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-10-31 22:18:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-10-31 22:18:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-10-31 22:18:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-10-31 22:18:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-10-31 22:18:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-10-31 22:18:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-10-31 22:18:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-10-31 22:18:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-10-31 22:18:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-10-31 22:18:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-10-31 22:18:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-10-31 22:18:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-10-31 22:18:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-10-31 22:18:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-10-31 22:18:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-10-31 22:18:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-10-31 22:18:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-10-31 22:18:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-10-31 22:18:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-10-31 22:18:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-10-31 22:18:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-10-31 22:18:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-10-31 22:18:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-10-31 22:18:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-10-31 22:18:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-10-31 22:18:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-10-31 22:18:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-10-31 22:18:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-10-31 22:18:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-10-31 22:18:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-10-31 22:18:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-10-31 22:18:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-10-31 22:18:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-10-31 22:18:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2024-10-31 22:18:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2024-10-31 22:18:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:18:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:18:16,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:18:16,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:18:16,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:18:16,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:18:16,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:18:16,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 22:18:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-31 22:18:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-31 22:18:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-31 22:18:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-31 22:18:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-31 22:18:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-31 22:18:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-31 22:18:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-31 22:18:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-31 22:18:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-31 22:18:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-31 22:18:16,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-10-31 22:18:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-10-31 22:18:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-10-31 22:18:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-10-31 22:18:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-10-31 22:18:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-10-31 22:18:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2024-10-31 22:18:16,722 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:18:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 22:18:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-31 22:18:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-31 22:18:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-31 22:18:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-31 22:18:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-31 22:18:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-31 22:18:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-31 22:18:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-31 22:18:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-10-31 22:18:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-10-31 22:18:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-31 22:18:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-31 22:18:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:18:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:18:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:18:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 22:18:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 22:18:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 22:18:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 22:18:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 22:18:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-31 22:18:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-31 22:18:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-31 22:18:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-31 22:18:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-31 22:18:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-31 22:18:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-31 22:18:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-31 22:18:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2024-10-31 22:18:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2024-10-31 22:18:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-31 22:18:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-31 22:18:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-31 22:18:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-31 22:18:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2024-10-31 22:18:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2024-10-31 22:18:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2024-10-31 22:18:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2024-10-31 22:18:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:18:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:18:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:18:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:18:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:18:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:18:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:18:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:18:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:18:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 22:18:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 22:18:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 22:18:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 22:18:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 22:18:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 22:18:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 22:18:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 22:18:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-31 22:18:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-31 22:18:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-31 22:18:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-31 22:18:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-31 22:18:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-31 22:18:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-31 22:18:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-31 22:18:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-31 22:18:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-31 22:18:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2024-10-31 22:18:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2024-10-31 22:18:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:18:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:18:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2024-10-31 22:18:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:18:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-31 22:18:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-31 22:18:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-31 22:18:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-31 22:18:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-31 22:18:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-31 22:18:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-31 22:18:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-31 22:18:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-31 22:18:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-31 22:18:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-10-31 22:18:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-10-31 22:18:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:18:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:18:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:18:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:18:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:18:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:18:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:18:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:18:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:18:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 22:18:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 22:18:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 22:18:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 22:18:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-31 22:18:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-31 22:18:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-31 22:18:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-31 22:18:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-31 22:18:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2024-10-31 22:18:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2024-10-31 22:18:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2024-10-31 22:18:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2024-10-31 22:18:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-31 22:18:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-31 22:18:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-10-31 22:18:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-10-31 22:18:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-31 22:18:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2024-10-31 22:18:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2024-10-31 22:18:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:18:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-31 22:18:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-31 22:18:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-31 22:18:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-31 22:18:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-31 22:18:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-31 22:18:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-31 22:18:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-31 22:18:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-31 22:18:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-10-31 22:18:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-10-31 22:18:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-10-31 22:18:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-10-31 22:18:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-31 22:18:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-31 22:18:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-31 22:18:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-31 22:18:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-31 22:18:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-31 22:18:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:18:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 22:18:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 22:18:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 22:18:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 22:18:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 22:18:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 22:18:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 22:18:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 22:18:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-31 22:18:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-31 22:18:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-31 22:18:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-31 22:18:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-31 22:18:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-31 22:18:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-31 22:18:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-31 22:18:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-31 22:18:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-31 22:18:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-10-31 22:18:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-10-31 22:18:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:18:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:18:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-10-31 22:18:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-10-31 22:18:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2024-10-31 22:18:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2024-10-31 22:18:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-31 22:18:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-31 22:18:17,553 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:18:17,557 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:18:17,978 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-31 22:18:30,089 INFO L? ?]: Removed 1025 outVars from TransFormulas that were not future-live. [2024-10-31 22:18:30,090 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:18:30,122 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:18:30,123 INFO L316 CfgBuilder]: Removed 27 assume(true) statements. [2024-10-31 22:18:30,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:30 BoogieIcfgContainer [2024-10-31 22:18:30,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:18:30,126 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:18:30,126 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:18:30,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:18:30,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:18:13" (1/3) ... [2024-10-31 22:18:30,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e7d0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:18:30, skipping insertion in model container [2024-10-31 22:18:30,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:15" (2/3) ... [2024-10-31 22:18:30,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e7d0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:18:30, skipping insertion in model container [2024-10-31 22:18:30,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:30" (3/3) ... [2024-10-31 22:18:30,134 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2024-10-31 22:18:30,156 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:18:30,156 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:18:30,289 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:18:30,297 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;@1c87385c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:18:30,299 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:18:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand has 726 states, 548 states have (on average 1.4087591240875912) internal successors, (772), 575 states have internal predecessors, (772), 142 states have call successors, (142), 35 states have call predecessors, (142), 34 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2024-10-31 22:18:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-10-31 22:18:30,330 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:18:30,331 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:30,332 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:18:30,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:30,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1095526361, now seen corresponding path program 1 times [2024-10-31 22:18:30,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:30,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128434500] [2024-10-31 22:18:30,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:30,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:46,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-31 22:18:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:46,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:18:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-31 22:18:46,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:46,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128434500] [2024-10-31 22:18:46,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128434500] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:46,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:46,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:18:46,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278409046] [2024-10-31 22:18:46,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:46,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:18:46,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:46,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:18:46,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:18:46,484 INFO L87 Difference]: Start difference. First operand has 726 states, 548 states have (on average 1.4087591240875912) internal successors, (772), 575 states have internal predecessors, (772), 142 states have call successors, (142), 35 states have call predecessors, (142), 34 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)