./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/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 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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-4a390ef-m [2024-10-24 13:45:31,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 13:45:31,202 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 13:45:31,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 13:45:31,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 13:45:31,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 13:45:31,231 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 13:45:31,231 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 13:45:31,232 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 13:45:31,233 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 13:45:31,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 13:45:31,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 13:45:31,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 13:45:31,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 13:45:31,235 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 13:45:31,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 13:45:31,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 13:45:31,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 13:45:31,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 13:45:31,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 13:45:31,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 13:45:31,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 13:45:31,240 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 13:45:31,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 13:45:31,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 13:45:31,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 13:45:31,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 13:45:31,241 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 13:45:31,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 13:45:31,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:45:31,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 13:45:31,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 13:45:31,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 13:45:31,242 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 13:45:31,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 13:45:31,242 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 13:45:31,242 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 13:45:31,242 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 13:45:31,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 13:45:31,243 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2024-10-24 13:45:31,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 13:45:31,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 13:45:31,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 13:45:31,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 13:45:31,470 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 13:45:31,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/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 [2024-10-24 13:45:32,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 13:45:33,108 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 13:45:33,108 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2024-10-24 13:45:33,131 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714187cc1/5ee36cf98f7f4ca1a7899b1d2e41c595/FLAGf282dfc92 [2024-10-24 13:45:33,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714187cc1/5ee36cf98f7f4ca1a7899b1d2e41c595 [2024-10-24 13:45:33,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 13:45:33,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 13:45:33,152 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 13:45:33,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 13:45:33,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 13:45:33,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:45:33" (1/1) ... [2024-10-24 13:45:33,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea019b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:33, skipping insertion in model container [2024-10-24 13:45:33,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:45:33" (1/1) ... [2024-10-24 13:45:33,221 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 13:45:33,607 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-10-24 13:45:33,608 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-10-24 13:45:33,710 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2024-10-24 13:45:33,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:45:33,985 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 13:45:34,036 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-10-24 13:45:34,037 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-10-24 13:45:34,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] [2024-10-24 13:45:34,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] [2024-10-24 13:45:34,045 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2024-10-24 13:45:34,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:45:34,166 INFO L204 MainTranslator]: Completed translation [2024-10-24 13:45:34,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34 WrapperNode [2024-10-24 13:45:34,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 13:45:34,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 13:45:34,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 13:45:34,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 13:45:34,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,289 INFO L138 Inliner]: procedures = 142, calls = 1021, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2179 [2024-10-24 13:45:34,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 13:45:34,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 13:45:34,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 13:45:34,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 13:45:34,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,323 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,423 INFO L175 MemorySlicer]: Split 709 memory accesses to 25 slices as follows [6, 33, 33, 33, 33, 33, 33, 33, 38, 39, 6, 35, 33, 3, 7, 8, 16, 3, 2, 8, 22, 229, 9, 6, 8]. 32 percent of accesses are in the largest equivalence class. The 412 initializations are split as follows [5, 32, 32, 32, 32, 32, 32, 32, 32, 32, 0, 32, 32, 0, 0, 8, 16, 0, 2, 0, 22, 7, 0, 0, 0]. The 88 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 2, 3, 1, 0, 0, 2, 1, 0, 0, 3, 0, 0, 0, 67, 9, 0, 0]. [2024-10-24 13:45:34,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 13:45:34,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 13:45:34,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 13:45:34,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 13:45:34,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (1/1) ... [2024-10-24 13:45:34,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:45:34,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:45:34,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 13:45:34,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2024-10-24 13:45:34,666 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2024-10-24 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2024-10-24 13:45:34,667 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2024-10-24 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-24 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-10-24 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-10-24 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-10-24 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-10-24 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-10-24 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-10-24 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-10-24 13:45:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-10-24 13:45:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-10-24 13:45:34,674 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-10-24 13:45:34,675 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-10-24 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2024-10-24 13:45:34,675 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2024-10-24 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2024-10-24 13:45:34,675 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2024-10-24 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 13:45:34,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-24 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2024-10-24 13:45:34,678 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-24 13:45:34,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 13:45:34,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2024-10-24 13:45:34,678 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2024-10-24 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2024-10-24 13:45:34,678 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-24 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-24 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-24 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-24 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-24 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-24 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-24 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 13:45:34,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2024-10-24 13:45:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 13:45:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2024-10-24 13:45:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-24 13:45:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-24 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-10-24 13:45:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-24 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-24 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2024-10-24 13:45:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2024-10-24 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2024-10-24 13:45:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2024-10-24 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-24 13:45:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-24 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-10-24 13:45:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-10-24 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-24 13:45:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-24 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2024-10-24 13:45:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2024-10-24 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2024-10-24 13:45:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-24 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-10-24 13:45:34,691 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-10-24 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-10-24 13:45:34,691 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 13:45:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-24 13:45:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-24 13:45:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-24 13:45:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-24 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-24 13:45:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-10-24 13:45:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 13:45:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-10-24 13:45:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-10-24 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2024-10-24 13:45:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2024-10-24 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-24 13:45:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-24 13:45:35,159 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 13:45:35,163 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 13:45:35,403 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 13:45:37,010 INFO L? ?]: Removed 1025 outVars from TransFormulas that were not future-live. [2024-10-24 13:45:37,010 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 13:45:37,155 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 13:45:37,156 INFO L314 CfgBuilder]: Removed 27 assume(true) statements. [2024-10-24 13:45:37,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:45:37 BoogieIcfgContainer [2024-10-24 13:45:37,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 13:45:37,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 13:45:37,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 13:45:37,161 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 13:45:37,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:45:33" (1/3) ... [2024-10-24 13:45:37,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0f54d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:45:37, skipping insertion in model container [2024-10-24 13:45:37,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:34" (2/3) ... [2024-10-24 13:45:37,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0f54d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:45:37, skipping insertion in model container [2024-10-24 13:45:37,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:45:37" (3/3) ... [2024-10-24 13:45:37,165 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 [2024-10-24 13:45:37,179 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 13:45:37,179 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 13:45:37,262 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 13:45:37,267 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;@51b0b41f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 13:45:37,267 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 13:45:37,274 INFO L276 IsEmpty]: Start isEmpty. Operand has 639 states, 461 states have (on average 1.4859002169197397) internal successors, (685), 488 states have internal predecessors, (685), 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) [2024-10-24 13:45:37,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-10-24 13:45:37,294 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:45:37,295 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] [2024-10-24 13:45:37,295 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:45:37,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:45:37,302 INFO L85 PathProgramCache]: Analyzing trace with hash -869775206, now seen corresponding path program 1 times [2024-10-24 13:45:37,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:45:37,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738161629] [2024-10-24 13:45:37,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:45:37,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:45:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:37,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 13:45:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:37,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:45:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:37,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-24 13:45:37,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:45:37,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738161629] [2024-10-24 13:45:37,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738161629] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:45:37,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:45:37,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 13:45:37,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570227856] [2024-10-24 13:45:37,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:45:37,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:45:37,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:45:37,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:45:37,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 13:45:37,923 INFO L87 Difference]: Start difference. First operand has 639 states, 461 states have (on average 1.4859002169197397) internal successors, (685), 488 states have internal predecessors, (685), 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 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-10-24 13:45:39,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:45:39,652 INFO L93 Difference]: Finished difference Result 1881 states and 2883 transitions. [2024-10-24 13:45:39,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 13:45:39,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) Word has length 32 [2024-10-24 13:45:39,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:45:39,679 INFO L225 Difference]: With dead ends: 1881 [2024-10-24 13:45:39,680 INFO L226 Difference]: Without dead ends: 1215 [2024-10-24 13:45:39,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 13:45:39,692 INFO L432 NwaCegarLoop]: 851 mSDtfsCounter, 982 mSDsluCounter, 1151 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-24 13:45:39,694 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 2002 Invalid, 1106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-24 13:45:39,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2024-10-24 13:45:39,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 1063. [2024-10-24 13:45:39,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 779 states have (on average 1.44801026957638) internal successors, (1128), 812 states have internal predecessors, (1128), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-10-24 13:45:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1583 transitions. [2024-10-24 13:45:39,849 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1583 transitions. Word has length 32 [2024-10-24 13:45:39,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:45:39,850 INFO L471 AbstractCegarLoop]: Abstraction has 1063 states and 1583 transitions. [2024-10-24 13:45:39,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-10-24 13:45:39,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1583 transitions. [2024-10-24 13:45:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-10-24 13:45:39,860 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:45:39,860 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:45:39,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 13:45:39,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:45:39,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:45:39,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1321357033, now seen corresponding path program 1 times [2024-10-24 13:45:39,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:45:39,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112627740] [2024-10-24 13:45:39,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:45:39,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:45:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:40,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:45:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:40,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 13:45:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:40,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 13:45:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:40,063 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-24 13:45:40,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:45:40,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112627740] [2024-10-24 13:45:40,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112627740] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:45:40,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:45:40,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 13:45:40,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213404049] [2024-10-24 13:45:40,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:45:40,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 13:45:40,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:45:40,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 13:45:40,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 13:45:40,066 INFO L87 Difference]: Start difference. First operand 1063 states and 1583 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-24 13:45:41,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:45:41,609 INFO L93 Difference]: Finished difference Result 2279 states and 3422 transitions. [2024-10-24 13:45:41,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 13:45:41,610 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 52 [2024-10-24 13:45:41,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:45:41,618 INFO L225 Difference]: With dead ends: 2279 [2024-10-24 13:45:41,619 INFO L226 Difference]: Without dead ends: 1217 [2024-10-24 13:45:41,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 13:45:41,624 INFO L432 NwaCegarLoop]: 711 mSDtfsCounter, 1224 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 408 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:45:41,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1325 Valid, 1482 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [408 Valid, 852 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-24 13:45:41,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2024-10-24 13:45:41,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 1063. [2024-10-24 13:45:41,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 779 states have (on average 1.4454428754813864) internal successors, (1126), 812 states have internal predecessors, (1126), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-10-24 13:45:41,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1581 transitions. [2024-10-24 13:45:41,686 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1581 transitions. Word has length 52 [2024-10-24 13:45:41,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:45:41,687 INFO L471 AbstractCegarLoop]: Abstraction has 1063 states and 1581 transitions. [2024-10-24 13:45:41,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-24 13:45:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1581 transitions. [2024-10-24 13:45:41,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-24 13:45:41,693 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:45:41,693 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:45:41,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 13:45:41,693 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:45:41,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:45:41,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1912347190, now seen corresponding path program 1 times [2024-10-24 13:45:41,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:45:41,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480273832] [2024-10-24 13:45:41,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:45:41,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:45:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:41,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:45:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:41,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:45:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:41,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:45:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:41,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 13:45:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:41,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 13:45:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-24 13:45:41,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:45:41,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480273832] [2024-10-24 13:45:41,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480273832] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:45:41,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:45:41,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 13:45:41,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835401327] [2024-10-24 13:45:41,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:45:41,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 13:45:41,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:45:41,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 13:45:41,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 13:45:41,896 INFO L87 Difference]: Start difference. First operand 1063 states and 1581 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-24 13:45:43,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:45:43,383 INFO L93 Difference]: Finished difference Result 2280 states and 3420 transitions. [2024-10-24 13:45:43,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 13:45:43,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 64 [2024-10-24 13:45:43,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:45:43,391 INFO L225 Difference]: With dead ends: 2280 [2024-10-24 13:45:43,391 INFO L226 Difference]: Without dead ends: 1218 [2024-10-24 13:45:43,395 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:45:43,396 INFO L432 NwaCegarLoop]: 714 mSDtfsCounter, 364 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 1202 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 2105 SdHoareTripleChecker+Invalid, 1536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:45:43,399 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 2105 Invalid, 1536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1202 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-24 13:45:43,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1218 states. [2024-10-24 13:45:43,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1218 to 1064. [2024-10-24 13:45:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1064 states, 780 states have (on average 1.4448717948717948) internal successors, (1127), 813 states have internal predecessors, (1127), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-10-24 13:45:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 1582 transitions. [2024-10-24 13:45:43,440 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 1582 transitions. Word has length 64 [2024-10-24 13:45:43,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:45:43,441 INFO L471 AbstractCegarLoop]: Abstraction has 1064 states and 1582 transitions. [2024-10-24 13:45:43,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-24 13:45:43,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1582 transitions. [2024-10-24 13:45:43,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-24 13:45:43,444 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:45:43,444 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:45:43,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 13:45:43,445 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:45:43,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:45:43,446 INFO L85 PathProgramCache]: Analyzing trace with hash 106908856, now seen corresponding path program 1 times [2024-10-24 13:45:43,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:45:43,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322481206] [2024-10-24 13:45:43,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:45:43,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:45:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:43,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:45:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:43,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:45:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:43,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:45:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:43,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 13:45:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:43,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 13:45:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-24 13:45:43,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:45:43,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322481206] [2024-10-24 13:45:43,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322481206] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:45:43,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:45:43,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 13:45:43,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882491411] [2024-10-24 13:45:43,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:45:43,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 13:45:43,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:45:43,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 13:45:43,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 13:45:43,661 INFO L87 Difference]: Start difference. First operand 1064 states and 1582 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-24 13:45:45,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:45:45,132 INFO L93 Difference]: Finished difference Result 2282 states and 3422 transitions. [2024-10-24 13:45:45,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 13:45:45,132 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 64 [2024-10-24 13:45:45,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:45:45,139 INFO L225 Difference]: With dead ends: 2282 [2024-10-24 13:45:45,139 INFO L226 Difference]: Without dead ends: 1219 [2024-10-24 13:45:45,142 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:45:45,143 INFO L432 NwaCegarLoop]: 709 mSDtfsCounter, 364 mSDsluCounter, 1382 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 2091 SdHoareTripleChecker+Invalid, 1534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:45:45,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 2091 Invalid, 1534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-24 13:45:45,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2024-10-24 13:45:45,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1065. [2024-10-24 13:45:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 781 states have (on average 1.444302176696543) internal successors, (1128), 814 states have internal predecessors, (1128), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-10-24 13:45:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1583 transitions. [2024-10-24 13:45:45,179 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1583 transitions. Word has length 64 [2024-10-24 13:45:45,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:45:45,180 INFO L471 AbstractCegarLoop]: Abstraction has 1065 states and 1583 transitions. [2024-10-24 13:45:45,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-24 13:45:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1583 transitions. [2024-10-24 13:45:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-24 13:45:45,183 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:45:45,183 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:45:45,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 13:45:45,184 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:45:45,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:45:45,184 INFO L85 PathProgramCache]: Analyzing trace with hash 529610682, now seen corresponding path program 1 times [2024-10-24 13:45:45,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:45:45,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693894328] [2024-10-24 13:45:45,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:45:45,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:45:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:45,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:45:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:45,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:45:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:45,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:45:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:45,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 13:45:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:45,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 13:45:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:45,385 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-24 13:45:45,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:45:45,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693894328] [2024-10-24 13:45:45,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693894328] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:45:45,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:45:45,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 13:45:45,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730411509] [2024-10-24 13:45:45,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:45:45,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 13:45:45,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:45:45,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 13:45:45,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 13:45:45,388 INFO L87 Difference]: Start difference. First operand 1065 states and 1583 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-24 13:45:46,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:45:46,846 INFO L93 Difference]: Finished difference Result 1223 states and 1844 transitions. [2024-10-24 13:45:46,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 13:45:46,846 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 64 [2024-10-24 13:45:46,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:45:46,853 INFO L225 Difference]: With dead ends: 1223 [2024-10-24 13:45:46,853 INFO L226 Difference]: Without dead ends: 1220 [2024-10-24 13:45:46,854 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:45:46,854 INFO L432 NwaCegarLoop]: 712 mSDtfsCounter, 364 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:45:46,855 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 2103 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-24 13:45:46,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2024-10-24 13:45:46,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 1066. [2024-10-24 13:45:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 782 states have (on average 1.4437340153452685) internal successors, (1129), 815 states have internal predecessors, (1129), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-10-24 13:45:46,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1584 transitions. [2024-10-24 13:45:46,908 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1584 transitions. Word has length 64 [2024-10-24 13:45:46,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:45:46,908 INFO L471 AbstractCegarLoop]: Abstraction has 1066 states and 1584 transitions. [2024-10-24 13:45:46,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-24 13:45:46,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1584 transitions. [2024-10-24 13:45:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-10-24 13:45:46,913 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:45:46,913 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:45:46,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 13:45:46,913 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:45:46,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:45:46,914 INFO L85 PathProgramCache]: Analyzing trace with hash -2121518514, now seen corresponding path program 1 times [2024-10-24 13:45:46,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:45:46,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062766960] [2024-10-24 13:45:46,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:45:46,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:45:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:47,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:45:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:47,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:45:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:47,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:45:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:47,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 13:45:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:47,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 13:45:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:45:47,228 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-24 13:45:47,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:45:47,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062766960] [2024-10-24 13:45:47,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062766960] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:45:47,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:45:47,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:45:47,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406142633] [2024-10-24 13:45:47,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:45:47,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:45:47,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:45:47,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:45:47,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:45:47,231 INFO L87 Difference]: Start difference. First operand 1066 states and 1584 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-24 13:45:48,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:45:48,666 INFO L93 Difference]: Finished difference Result 2283 states and 3417 transitions. [2024-10-24 13:45:48,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 13:45:48,667 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 66 [2024-10-24 13:45:48,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:45:48,669 INFO L225 Difference]: With dead ends: 2283 [2024-10-24 13:45:48,669 INFO L226 Difference]: Without dead ends: 0 [2024-10-24 13:45:48,674 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:45:48,675 INFO L432 NwaCegarLoop]: 700 mSDtfsCounter, 739 mSDsluCounter, 1650 mSDsCounter, 0 mSdLazyCounter, 1419 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 2350 SdHoareTripleChecker+Invalid, 1783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:45:48,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [780 Valid, 2350 Invalid, 1783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1419 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-24 13:45:48,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-24 13:45:48,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-24 13:45:48,676 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) [2024-10-24 13:45:48,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-24 13:45:48,677 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2024-10-24 13:45:48,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:45:48,677 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 13:45:48,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-24 13:45:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-24 13:45:48,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-24 13:45:48,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 13:45:48,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 13:45:48,684 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-24 13:45:48,686 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-24 13:45:51,387 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 13:45:51,404 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.offset [2024-10-24 13:45:51,405 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.offset [2024-10-24 13:45:51,405 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.base [2024-10-24 13:45:51,405 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.base [2024-10-24 13:45:51,405 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#21 [2024-10-24 13:45:51,405 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#21 [2024-10-24 13:45:51,408 WARN L156 FloydHoareUtils]: Requires clause for snd_uart16550_free contained old-variable. Original clause: (and (= ~ldv_spin~0 0) (= |old(#valid)| |#valid|) (= ~ldv_retval_2~0 0)) Eliminated clause: (and (= ~ldv_spin~0 0) (= ~ldv_retval_2~0 0)) [2024-10-24 13:45:51,428 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-10-24 13:45:51,429 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_RUNNING [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_ACK [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_TRAPPED [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-10-24 13:45:51,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_UNFORMED [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_LOWLEVEL [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CONTROL [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_INFO [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_BUS [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CODEC [2024-10-24 13:45:51,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_PCM [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_COMPRESS [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_RAWMIDI [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_TIMER [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_SEQUENCER [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_HWDEP [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_JACK [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_BUILD [2024-10-24 13:45:51,432 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_REGISTERED [2024-10-24 13:45:51,433 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_DISCONNECTED [2024-10-24 13:45:51,438 WARN L156 FloydHoareUtils]: Requires clause for snd_uart16550_do_close contained old-variable. Original clause: (and (= |#memory_$Pointer$#21.offset| |old(#memory_$Pointer$#21.offset)|) (= |old(#memory_$Pointer$#21.base)| |#memory_$Pointer$#21.base|) (= |#memory_int#21| |old(#memory_int#21)|) (= ~ldv_retval_2~0 0)) Eliminated clause: (= ~ldv_retval_2~0 0) [2024-10-24 13:45:51,441 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_RUNNING [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_ACK [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_TRAPPED [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-10-24 13:45:51,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_UNFORMED [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_LOWLEVEL [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CONTROL [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_INFO [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_BUS [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CODEC [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_PCM [2024-10-24 13:45:51,443 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_COMPRESS [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_RAWMIDI [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_TIMER [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_SEQUENCER [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_HWDEP [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_JACK [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_BUILD [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_REGISTERED [2024-10-24 13:45:51,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_DISCONNECTED [2024-10-24 13:45:51,445 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable __this_module by function snd_uart16550_do_close [2024-10-24 13:45:51,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ioport_resource by function snd_uart16550_do_close [2024-10-24 13:45:51,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor_names by function snd_uart16550_do_close [2024-10-24 13:45:51,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable index by function snd_uart16550_do_close [2024-10-24 13:45:51,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable id by function snd_uart16550_do_close [2024-10-24 13:45:51,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable enable by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable port by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable irq by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable speed by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable base by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable outs by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ins by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable droponfull by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable devices by function snd_uart16550_do_close [2024-10-24 13:45:51,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_output by function snd_uart16550_do_close [2024-10-24 13:45:51,448 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_input by function snd_uart16550_do_close [2024-10-24 13:45:51,448 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_serial_driver by function snd_uart16550_do_close [2024-10-24 13:45:51,450 WARN L156 FloydHoareUtils]: Requires clause for snd_uart16550_add_timer contained old-variable. Original clause: (and (= |#memory_$Pointer$#21.offset| |old(#memory_$Pointer$#21.offset)|) (= |old(#memory_$Pointer$#21.base)| |#memory_$Pointer$#21.base|) (= |#memory_int#21| |old(#memory_int#21)|) (= ~ldv_retval_2~0 0)) Eliminated clause: (= ~ldv_retval_2~0 0) [2024-10-24 13:45:51,451 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-10-24 13:45:51,451 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-10-24 13:45:51,453 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_RUNNING [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_ACK [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_TRAPPED [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-10-24 13:45:51,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_UNFORMED [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_LOWLEVEL [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CONTROL [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_INFO [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_BUS [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CODEC [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_PCM [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_COMPRESS [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_RAWMIDI [2024-10-24 13:45:51,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_TIMER [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_SEQUENCER [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_HWDEP [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_JACK [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_BUILD [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_REGISTERED [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_DISCONNECTED [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable __this_module by function snd_uart16550_add_timer [2024-10-24 13:45:51,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ioport_resource by function snd_uart16550_add_timer [2024-10-24 13:45:51,457 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor_names by function snd_uart16550_add_timer [2024-10-24 13:45:51,457 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable index by function snd_uart16550_add_timer [2024-10-24 13:45:51,457 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable id by function snd_uart16550_add_timer [2024-10-24 13:45:51,457 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable enable by function snd_uart16550_add_timer [2024-10-24 13:45:51,457 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable port by function snd_uart16550_add_timer [2024-10-24 13:45:51,457 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable irq by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable speed by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable base by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable outs by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ins by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable droponfull by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable devices by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_output by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_input by function snd_uart16550_add_timer [2024-10-24 13:45:51,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_serial_driver by function snd_uart16550_add_timer [2024-10-24 13:45:51,460 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createProcedureContractResults(FloydHoareUtils.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:194) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-24 13:45:51,463 INFO L158 Benchmark]: Toolchain (without parser) took 18314.18ms. Allocated memory was 159.4MB in the beginning and 515.9MB in the end (delta: 356.5MB). Free memory was 81.5MB in the beginning and 423.4MB in the end (delta: -341.9MB). Peak memory consumption was 314.9MB. Max. memory is 16.1GB. [2024-10-24 13:45:51,464 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 159.4MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 13:45:51,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1014.90ms. Allocated memory was 159.4MB in the beginning and 207.6MB in the end (delta: 48.2MB). Free memory was 81.3MB in the beginning and 114.1MB in the end (delta: -32.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2024-10-24 13:45:51,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.69ms. Allocated memory is still 207.6MB. Free memory was 114.1MB in the beginning and 99.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-24 13:45:51,464 INFO L158 Benchmark]: Boogie Preprocessor took 300.51ms. Allocated memory is still 207.6MB. Free memory was 99.4MB in the beginning and 148.6MB in the end (delta: -49.3MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2024-10-24 13:45:51,464 INFO L158 Benchmark]: RCFGBuilder took 2564.76ms. Allocated memory was 207.6MB in the beginning and 304.1MB in the end (delta: 96.5MB). Free memory was 148.6MB in the beginning and 140.5MB in the end (delta: 8.1MB). Peak memory consumption was 127.4MB. Max. memory is 16.1GB. [2024-10-24 13:45:51,465 INFO L158 Benchmark]: TraceAbstraction took 14304.56ms. Allocated memory was 304.1MB in the beginning and 515.9MB in the end (delta: 211.8MB). Free memory was 140.5MB in the beginning and 423.4MB in the end (delta: -282.9MB). Peak memory consumption was 226.9MB. Max. memory is 16.1GB. [2024-10-24 13:45:51,465 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 159.4MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1014.90ms. Allocated memory was 159.4MB in the beginning and 207.6MB in the end (delta: 48.2MB). Free memory was 81.3MB in the beginning and 114.1MB in the end (delta: -32.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.69ms. Allocated memory is still 207.6MB. Free memory was 114.1MB in the beginning and 99.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 300.51ms. Allocated memory is still 207.6MB. Free memory was 99.4MB in the beginning and 148.6MB in the end (delta: -49.3MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2564.76ms. Allocated memory was 207.6MB in the beginning and 304.1MB in the end (delta: 96.5MB). Free memory was 148.6MB in the beginning and 140.5MB in the end (delta: 8.1MB). Peak memory consumption was 127.4MB. Max. memory is 16.1GB. * TraceAbstraction took 14304.56ms. Allocated memory was 304.1MB in the beginning and 515.9MB in the end (delta: 211.8MB). Free memory was 140.5MB in the beginning and 423.4MB in the end (delta: -282.9MB). Peak memory consumption was 226.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2619]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] - GenericResultAtLocation [Line: 2627]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#21.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#21 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#21 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_RUNNING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_ACK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_TRAPPED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_UNFORMED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_LOWLEVEL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CONTROL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_INFO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_BUS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CODEC - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_PCM - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_COMPRESS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_RAWMIDI - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_TIMER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_SEQUENCER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_HWDEP - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_JACK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_BUILD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_REGISTERED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_DISCONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_RUNNING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_ACK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_TRAPPED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_UNFORMED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_LOWLEVEL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CONTROL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_INFO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_BUS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CODEC - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_PCM - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_COMPRESS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_RAWMIDI - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_TIMER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_SEQUENCER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_HWDEP - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_JACK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_BUILD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_REGISTERED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_DISCONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable __this_module by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ioport_resource by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor_names by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable index by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable id by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable enable by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable port by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable irq by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable speed by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable base by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable outs by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ins by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable droponfull by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable devices by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_output by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_input by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_serial_driver by function snd_uart16550_do_close - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_RUNNING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_ACK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~uprobe_task_state~0~UTASK_SSTEP_TRAPPED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_UNFORMED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_LOWLEVEL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CONTROL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_INFO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_BUS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_CODEC - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_PCM - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_COMPRESS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_RAWMIDI - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_TIMER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_SEQUENCER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_HWDEP - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_type~0~SNDRV_DEV_JACK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_BUILD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_REGISTERED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_device_state~0~SNDRV_DEV_DISCONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable __this_module by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ioport_resource by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor_names by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable index by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable id by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable enable by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable port by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable irq by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable speed by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable base by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable outs by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable ins by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable adaptor by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable droponfull by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable devices by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_output by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_uart16550_input by function snd_uart16550_add_timer - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable snd_serial_driver by function snd_uart16550_add_timer * 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: 2700]: 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 60 procedures, 760 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.5s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4298 SdHoareTripleChecker+Valid, 8.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4037 mSDsluCounter, 12133 SdHoareTripleChecker+Invalid, 7.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7736 mSDsCounter, 2103 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6648 IncrementalHoareTripleChecker+Invalid, 8751 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2103 mSolverCounterUnsat, 4397 mSDtfsCounter, 6648 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1066occurred in iteration=5, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 768 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 342 NumberOfCodeBlocks, 342 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 649 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 97/97 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 3061]: Location Invariant Derived location invariant: (ldv_retval_2 == 0) - InvariantResult [Line: 3636]: Loop Invariant Derived loop invariant: ((ldv_spin == 0) && (ldv_retval_2 == 0)) - InvariantResult [Line: 2835]: Location Invariant Derived location invariant: ((ldv_spin == 0) && (ldv_retval_2 == 0)) - InvariantResult [Line: 3432]: Location Invariant Derived location invariant: ((\old(ldv_spin) == 0) && (ldv_retval_2 == 0)) - InvariantResult [Line: 2567]: Location Invariant Derived location invariant: ((ldv_spin == 0) && (ldv_retval_2 == 0)) - InvariantResult [Line: 3734]: Loop Invariant Derived loop invariant: ((ldv_spin == 0) && (ldv_retval_2 == 0)) - InvariantResult [Line: 3072]: Location Invariant Derived location invariant: (ldv_retval_2 == 0) - InvariantResult [Line: 3399]: Location Invariant Derived location invariant: (ldv_retval_2 == 0) - InvariantResult [Line: 2703]: Location Invariant Derived location invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null - ProcedureContractResult [Line: 3522]: Procedure Contract for snd_uart16550_free Derived contract for procedure snd_uart16550_free. Requires: ((ldv_spin == 0) && (ldv_retval_2 == 0)) Ensures: (((ldv_spin == 0) && (ldv_retval_2 == 0)) && (((((((((((((((((((((((((((((((((((((((((((((((__this_module == \old(__this_module)) && (ioport_resource == \old(ioport_resource))) && (jiffies == \old(jiffies))) && (ldv_irq_data_1_1 == \old(ldv_irq_data_1_1))) && (ldv_irq_data_1_0 == \old(ldv_irq_data_1_0))) && (ldv_state_variable_0 == \old(ldv_state_variable_0))) && (ldv_state_variable_5 == \old(ldv_state_variable_5))) && (ldv_state_variable_2 == \old(ldv_state_variable_2))) && (ldv_irq_data_1_3 == \old(ldv_irq_data_1_3))) && (snd_uart16550_input_group0 == \old(snd_uart16550_input_group0))) && (ldv_irq_data_1_2 == \old(ldv_irq_data_1_2))) && (LDV_IN_INTERRUPT == \old(LDV_IN_INTERRUPT))) && (ldv_timer_state_2 == \old(ldv_timer_state_2))) && (ldv_irq_line_1_3 == \old(ldv_irq_line_1_3))) && (ldv_state_variable_3 == \old(ldv_state_variable_3))) && (ldv_irq_line_1_0 == \old(ldv_irq_line_1_0))) && (ldv_timer_list_2 == \old(ldv_timer_list_2))) && (snd_serial_driver_group0 == \old(snd_serial_driver_group0))) && (ref_cnt == \old(ref_cnt))) && (ldv_irq_line_1_1 == \old(ldv_irq_line_1_1))) && (snd_uart16550_output_group0 == \old(snd_uart16550_output_group0))) && (ldv_state_variable_1 == \old(ldv_state_variable_1))) && (ldv_irq_line_1_2 == \old(ldv_irq_line_1_2))) && (ldv_state_variable_4 == \old(ldv_state_variable_4))) && (adaptor_names == \old(adaptor_names))) && (index == \old(index))) && (id == \old(id))) && (enable == \old(enable))) && (port == \old(port))) && (irq == \old(irq))) && (speed == \old(speed))) && (base == \old(base))) && (outs == \old(outs))) && (ins == \old(ins))) && (adaptor == \old(adaptor))) && (droponfull == \old(droponfull))) && (devices == \old(devices))) && (snd_uart16550_output == \old(snd_uart16550_output))) && (snd_uart16550_input == \old(snd_uart16550_input))) && (snd_serial_driver == \old(snd_serial_driver))) && (ldv_retval_2 == \old(ldv_retval_2))) && (ldv_retval_0 == \old(ldv_retval_0))) && (ldv_retval_5 == \old(ldv_retval_5))) && (ldv_retval_4 == \old(ldv_retval_4))) && (ldv_retval_1 == \old(ldv_retval_1))) && (ldv_retval_3 == \old(ldv_retval_3))) && (ldv_spin == \old(ldv_spin)))) - ProcedureContractResult [Line: 3218]: Procedure Contract for snd_uart16550_do_close Derived contract for procedure snd_uart16550_do_close. Requires: (ldv_retval_2 == 0) Ensures: ((ldv_retval_2 == 0) && ((((((((((((((((((((((((((((((((jiffies == \old(jiffies)) && (ldv_irq_1_3 == \old(ldv_irq_1_3))) && (ldv_irq_data_1_1 == \old(ldv_irq_data_1_1))) && (ldv_irq_1_0 == \old(ldv_irq_1_0))) && (ldv_irq_data_1_0 == \old(ldv_irq_data_1_0))) && (ldv_state_variable_0 == \old(ldv_state_variable_0))) && (ldv_state_variable_5 == \old(ldv_state_variable_5))) && (ldv_state_variable_2 == \old(ldv_state_variable_2))) && (ldv_irq_data_1_3 == \old(ldv_irq_data_1_3))) && (snd_uart16550_input_group0 == \old(snd_uart16550_input_group0))) && (ldv_irq_data_1_2 == \old(ldv_irq_data_1_2))) && (ldv_irq_1_2 == \old(ldv_irq_1_2))) && (LDV_IN_INTERRUPT == \old(LDV_IN_INTERRUPT))) && (ldv_irq_1_1 == \old(ldv_irq_1_1))) && (ldv_irq_line_1_3 == \old(ldv_irq_line_1_3))) && (ldv_state_variable_3 == \old(ldv_state_variable_3))) && (ldv_irq_line_1_0 == \old(ldv_irq_line_1_0))) && (ldv_timer_list_2 == \old(ldv_timer_list_2))) && (snd_serial_driver_group0 == \old(snd_serial_driver_group0))) && (ref_cnt == \old(ref_cnt))) && (ldv_irq_line_1_1 == \old(ldv_irq_line_1_1))) && (snd_uart16550_output_group0 == \old(snd_uart16550_output_group0))) && (ldv_state_variable_1 == \old(ldv_state_variable_1))) && (ldv_irq_line_1_2 == \old(ldv_irq_line_1_2))) && (ldv_state_variable_4 == \old(ldv_state_variable_4))) && (ldv_retval_2 == \old(ldv_retval_2))) && (ldv_retval_0 == \old(ldv_retval_0))) && (ldv_retval_5 == \old(ldv_retval_5))) && (ldv_retval_4 == \old(ldv_retval_4))) && (ldv_retval_1 == \old(ldv_retval_1))) && (ldv_retval_3 == \old(ldv_retval_3))) && (ldv_spin == \old(ldv_spin)))) - ProcedureContractResult [Line: 2968]: Procedure Contract for snd_uart16550_add_timer Derived contract for procedure snd_uart16550_add_timer. Requires: (ldv_retval_2 == 0) Ensures: ((ldv_retval_2 == 0) && (((((((((((((((((((((((((((((((((jiffies == \old(jiffies)) && (ldv_irq_1_3 == \old(ldv_irq_1_3))) && (ldv_irq_data_1_1 == \old(ldv_irq_data_1_1))) && (ldv_irq_1_0 == \old(ldv_irq_1_0))) && (ldv_irq_data_1_0 == \old(ldv_irq_data_1_0))) && (ldv_state_variable_0 == \old(ldv_state_variable_0))) && (ldv_state_variable_5 == \old(ldv_state_variable_5))) && (ldv_state_variable_2 == \old(ldv_state_variable_2))) && (ldv_irq_data_1_3 == \old(ldv_irq_data_1_3))) && (snd_uart16550_input_group0 == \old(snd_uart16550_input_group0))) && (ldv_irq_data_1_2 == \old(ldv_irq_data_1_2))) && (ldv_irq_1_2 == \old(ldv_irq_1_2))) && (LDV_IN_INTERRUPT == \old(LDV_IN_INTERRUPT))) && (ldv_irq_1_1 == \old(ldv_irq_1_1))) && (ldv_timer_state_2 == \old(ldv_timer_state_2))) && (ldv_irq_line_1_3 == \old(ldv_irq_line_1_3))) && (ldv_state_variable_3 == \old(ldv_state_variable_3))) && (ldv_irq_line_1_0 == \old(ldv_irq_line_1_0))) && (ldv_timer_list_2 == \old(ldv_timer_list_2))) && (snd_serial_driver_group0 == \old(snd_serial_driver_group0))) && (ref_cnt == \old(ref_cnt))) && (ldv_irq_line_1_1 == \old(ldv_irq_line_1_1))) && (snd_uart16550_output_group0 == \old(snd_uart16550_output_group0))) && (ldv_state_variable_1 == \old(ldv_state_variable_1))) && (ldv_irq_line_1_2 == \old(ldv_irq_line_1_2))) && (ldv_state_variable_4 == \old(ldv_state_variable_4))) && (ldv_retval_2 == \old(ldv_retval_2))) && (ldv_retval_0 == \old(ldv_retval_0))) && (ldv_retval_5 == \old(ldv_retval_5))) && (ldv_retval_4 == \old(ldv_retval_4))) && (ldv_retval_1 == \old(ldv_retval_1))) && (ldv_retval_3 == \old(ldv_retval_3))) && (ldv_spin == \old(ldv_spin)))) - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createProcedureContractResults(FloydHoareUtils.java:181) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-24 13:45:51,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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-4a390ef-m [2024-10-24 13:45:53,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 13:45:53,689 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-24 13:45:53,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 13:45:53,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 13:45:53,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 13:45:53,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 13:45:53,718 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 13:45:53,719 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 13:45:53,719 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 13:45:53,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 13:45:53,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 13:45:53,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 13:45:53,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 13:45:53,721 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 13:45:53,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 13:45:53,722 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 13:45:53,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 13:45:53,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 13:45:53,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 13:45:53,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 13:45:53,723 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 13:45:53,726 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 13:45:53,727 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 13:45:53,727 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 13:45:53,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 13:45:53,727 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 13:45:53,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 13:45:53,728 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 13:45:53,728 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 13:45:53,728 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 13:45:53,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:45:53,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 13:45:53,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 13:45:53,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 13:45:53,731 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 13:45:53,732 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 13:45:53,732 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 13:45:53,732 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 13:45:53,732 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 13:45:53,732 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 13:45:53,733 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 13:45:53,733 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2024-10-24 13:45:53,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 13:45:54,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 13:45:54,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 13:45:54,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 13:45:54,020 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 13:45:54,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/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 [2024-10-24 13:45:55,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 13:45:55,819 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 13:45:55,823 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2024-10-24 13:45:55,844 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77848fa84/65b5d49134774927823c4868e7f6fe9a/FLAG195b5dab6 [2024-10-24 13:45:55,856 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77848fa84/65b5d49134774927823c4868e7f6fe9a [2024-10-24 13:45:55,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 13:45:55,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 13:45:55,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 13:45:55,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 13:45:55,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 13:45:55,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:45:55" (1/1) ... [2024-10-24 13:45:55,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e357e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:55, skipping insertion in model container [2024-10-24 13:45:55,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:45:55" (1/1) ... [2024-10-24 13:45:55,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 13:45:56,265 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-10-24 13:45:56,266 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-10-24 13:45:56,353 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2024-10-24 13:45:56,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:45:56,753 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-24 13:45:56,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 13:45:56,819 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-10-24 13:45:56,823 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-10-24 13:45:56,830 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2024-10-24 13:45:56,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:45:56,926 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 13:45:56,964 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-10-24 13:45:56,964 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-10-24 13:45:56,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] [2024-10-24 13:45:56,972 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] [2024-10-24 13:45:56,975 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2024-10-24 13:45:57,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:45:57,141 INFO L204 MainTranslator]: Completed translation [2024-10-24 13:45:57,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57 WrapperNode [2024-10-24 13:45:57,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 13:45:57,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 13:45:57,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 13:45:57,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 13:45:57,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,278 INFO L138 Inliner]: procedures = 153, calls = 1021, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2051 [2024-10-24 13:45:57,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 13:45:57,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 13:45:57,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 13:45:57,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 13:45:57,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,310 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,474 INFO L175 MemorySlicer]: Split 709 memory accesses to 25 slices as follows [6, 33, 33, 6, 6, 33, 33, 33, 33, 33, 38, 39, 35, 33, 3, 8, 22, 3, 7, 2, 9, 8, 16, 229, 8]. 32 percent of accesses are in the largest equivalence class. The 412 initializations are split as follows [5, 32, 32, 0, 0, 32, 32, 32, 32, 32, 32, 32, 32, 32, 0, 8, 22, 0, 0, 2, 0, 0, 16, 7, 0]. The 88 writes are split as follows [0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 2, 3, 0, 0, 2, 0, 0, 3, 1, 0, 9, 0, 0, 67, 0]. [2024-10-24 13:45:57,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 13:45:57,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 13:45:57,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 13:45:57,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 13:45:57,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (1/1) ... [2024-10-24 13:45:57,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:45:57,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:45:57,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 13:45:57,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 13:45:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2024-10-24 13:45:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2024-10-24 13:45:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-10-24 13:45:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-10-24 13:45:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-10-24 13:45:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-10-24 13:45:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-10-24 13:45:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-10-24 13:45:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-10-24 13:45:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-10-24 13:45:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-10-24 13:45:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-10-24 13:45:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-10-24 13:45:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-10-24 13:45:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#17 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#18 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#19 [2024-10-24 13:45:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#20 [2024-10-24 13:45:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#21 [2024-10-24 13:45:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#22 [2024-10-24 13:45:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#23 [2024-10-24 13:45:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#24 [2024-10-24 13:45:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2024-10-24 13:45:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-10-24 13:45:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-10-24 13:45:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-10-24 13:45:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-10-24 13:45:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-10-24 13:45:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-10-24 13:45:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-10-24 13:45:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-10-24 13:45:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-10-24 13:45:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-10-24 13:45:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-10-24 13:45:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-10-24 13:45:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-10-24 13:45:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-10-24 13:45:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-10-24 13:45:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-10-24 13:45:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-10-24 13:45:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-10-24 13:45:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-10-24 13:45:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-10-24 13:45:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-10-24 13:45:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-10-24 13:45:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-10-24 13:45:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-10-24 13:45:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-10-24 13:45:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-10-24 13:45:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-10-24 13:45:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-10-24 13:45:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-10-24 13:45:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-10-24 13:45:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-10-24 13:45:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-10-24 13:45:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-10-24 13:45:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-10-24 13:45:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-10-24 13:45:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-10-24 13:45:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2024-10-24 13:45:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2024-10-24 13:45:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-10-24 13:45:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-10-24 13:45:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-10-24 13:45:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-10-24 13:45:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-10-24 13:45:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-10-24 13:45:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-10-24 13:45:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-10-24 13:45:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-10-24 13:45:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-10-24 13:45:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-10-24 13:45:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-10-24 13:45:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-10-24 13:45:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#20 [2024-10-24 13:45:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#21 [2024-10-24 13:45:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#22 [2024-10-24 13:45:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#23 [2024-10-24 13:45:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#24 [2024-10-24 13:45:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-24 13:45:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-24 13:45:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-24 13:45:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-10-24 13:45:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-10-24 13:45:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-10-24 13:45:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-10-24 13:45:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-10-24 13:45:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-10-24 13:45:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-10-24 13:45:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-10-24 13:45:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-10-24 13:45:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-10-24 13:45:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-10-24 13:45:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-10-24 13:45:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-10-24 13:45:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-10-24 13:45:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-10-24 13:45:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2024-10-24 13:45:57,782 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2024-10-24 13:45:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-10-24 13:45:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-10-24 13:45:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-10-24 13:45:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-10-24 13:45:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-10-24 13:45:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-10-24 13:45:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-10-24 13:45:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-10-24 13:45:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-10-24 13:45:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-10-24 13:45:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-10-24 13:45:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#16 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#17 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#18 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#19 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#20 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#21 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#22 [2024-10-24 13:45:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#23 [2024-10-24 13:45:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#24 [2024-10-24 13:45:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 13:45:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 13:45:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2024-10-24 13:45:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2024-10-24 13:45:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-24 13:45:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-24 13:45:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 13:45:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 13:45:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2024-10-24 13:45:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2024-10-24 13:45:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2024-10-24 13:45:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2024-10-24 13:45:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 13:45:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 13:45:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-10-24 13:45:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-10-24 13:45:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-10-24 13:45:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-10-24 13:45:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-10-24 13:45:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-10-24 13:45:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-10-24 13:45:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#19 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#20 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#21 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#22 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#23 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#24 [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2024-10-24 13:45:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 13:45:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2024-10-24 13:45:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2024-10-24 13:45:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 13:45:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-24 13:45:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-24 13:45:57,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-24 13:45:57,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-24 13:45:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-10-24 13:45:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 13:45:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-24 13:45:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2024-10-24 13:45:57,799 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2024-10-24 13:45:57,799 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-24 13:45:57,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-10-24 13:45:57,799 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-24 13:45:57,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2024-10-24 13:45:57,799 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2024-10-24 13:45:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2024-10-24 13:45:57,800 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2024-10-24 13:45:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-10-24 13:45:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-10-24 13:45:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-10-24 13:45:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-10-24 13:45:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-10-24 13:45:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-10-24 13:45:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-10-24 13:45:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-10-24 13:45:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-10-24 13:45:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-10-24 13:45:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-10-24 13:45:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-10-24 13:45:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#20 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#21 [2024-10-24 13:45:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#22 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#23 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#24 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-10-24 13:45:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-10-24 13:45:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#22 [2024-10-24 13:45:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#23 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#24 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-10-24 13:45:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-10-24 13:45:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-10-24 13:45:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-10-24 13:45:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#16 [2024-10-24 13:45:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#17 [2024-10-24 13:45:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#18 [2024-10-24 13:45:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#19 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#20 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#21 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#22 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#23 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#24 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-24 13:45:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-24 13:45:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-10-24 13:45:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-10-24 13:45:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-10-24 13:45:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-10-24 13:45:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-10-24 13:45:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-10-24 13:45:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-10-24 13:45:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 13:45:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-24 13:45:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-24 13:45:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-24 13:45:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-24 13:45:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-10-24 13:45:57,819 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-10-24 13:45:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-10-24 13:45:57,819 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-10-24 13:45:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 13:45:57,820 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-10-24 13:45:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-10-24 13:45:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-10-24 13:45:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-10-24 13:45:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-10-24 13:45:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-10-24 13:45:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-10-24 13:45:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-10-24 13:45:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-10-24 13:45:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-10-24 13:45:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-10-24 13:45:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#22 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#23 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#24 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-10-24 13:45:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#20 [2024-10-24 13:45:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#21 [2024-10-24 13:45:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#22 [2024-10-24 13:45:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#23 [2024-10-24 13:45:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#24 [2024-10-24 13:45:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-24 13:45:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-24 13:45:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-24 13:45:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-24 13:45:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-24 13:45:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-24 13:45:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-24 13:45:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-24 13:45:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-10-24 13:45:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-10-24 13:45:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 13:45:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 13:45:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-10-24 13:45:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-10-24 13:45:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2024-10-24 13:45:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2024-10-24 13:45:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-24 13:45:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-24 13:45:58,493 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 13:45:58,495 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 13:46:16,768 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 13:46:20,303 INFO L? ?]: Removed 1007 outVars from TransFormulas that were not future-live. [2024-10-24 13:46:20,303 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 13:46:20,530 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 13:46:20,530 INFO L314 CfgBuilder]: Removed 27 assume(true) statements. [2024-10-24 13:46:20,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:46:20 BoogieIcfgContainer [2024-10-24 13:46:20,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 13:46:20,536 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 13:46:20,536 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 13:46:20,538 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 13:46:20,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:45:55" (1/3) ... [2024-10-24 13:46:20,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd068eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:46:20, skipping insertion in model container [2024-10-24 13:46:20,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:45:57" (2/3) ... [2024-10-24 13:46:20,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd068eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:46:20, skipping insertion in model container [2024-10-24 13:46:20,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:46:20" (3/3) ... [2024-10-24 13:46:20,541 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 [2024-10-24 13:46:20,554 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 13:46:20,555 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 13:46:20,627 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 13:46:20,634 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;@31792cd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 13:46:20,635 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 13:46:20,641 INFO L276 IsEmpty]: Start isEmpty. Operand has 582 states, 404 states have (on average 1.4752475247524752) internal successors, (596), 431 states have internal predecessors, (596), 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) [2024-10-24 13:46:20,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-10-24 13:46:20,663 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:20,663 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] [2024-10-24 13:46:20,664 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:20,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:20,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1684892494, now seen corresponding path program 1 times [2024-10-24 13:46:20,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 13:46:20,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1678471428] [2024-10-24 13:46:20,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:20,688 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 13:46:20,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 13:46:20,691 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 13:46:20,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-24 13:46:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:23,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 13:46:23,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:46:23,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-24 13:46:23,154 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:46:23,154 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 13:46:23,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1678471428] [2024-10-24 13:46:23,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1678471428] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:23,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:23,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 13:46:23,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224889662] [2024-10-24 13:46:23,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:23,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 13:46:23,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 13:46:23,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 13:46:23,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 13:46:23,187 INFO L87 Difference]: Start difference. First operand has 582 states, 404 states have (on average 1.4752475247524752) internal successors, (596), 431 states have internal predecessors, (596), 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 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 13:46:27,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:46:27,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:27,926 INFO L93 Difference]: Finished difference Result 1162 states and 1757 transitions. [2024-10-24 13:46:27,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 13:46:27,928 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 31 [2024-10-24 13:46:27,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:27,940 INFO L225 Difference]: With dead ends: 1162 [2024-10-24 13:46:27,940 INFO L226 Difference]: Without dead ends: 569 [2024-10-24 13:46:27,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 13:46:27,949 INFO L432 NwaCegarLoop]: 805 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:27,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 805 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-10-24 13:46:27,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-10-24 13:46:28,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 569. [2024-10-24 13:46:28,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 401 states have (on average 1.4488778054862843) internal successors, (581), 419 states have internal predecessors, (581), 134 states have call successors, (134), 34 states have call predecessors, (134), 33 states have return successors, (133), 128 states have call predecessors, (133), 133 states have call successors, (133) [2024-10-24 13:46:28,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 848 transitions. [2024-10-24 13:46:28,033 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 848 transitions. Word has length 31 [2024-10-24 13:46:28,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:28,034 INFO L471 AbstractCegarLoop]: Abstraction has 569 states and 848 transitions. [2024-10-24 13:46:28,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 13:46:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 848 transitions. [2024-10-24 13:46:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-10-24 13:46:28,038 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:28,038 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:46:28,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-24 13:46:28,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 13:46:28,243 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:28,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:28,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1956906324, now seen corresponding path program 1 times [2024-10-24 13:46:28,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 13:46:28,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169098634] [2024-10-24 13:46:28,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:28,250 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 13:46:28,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 13:46:28,254 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 13:46:28,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-24 13:46:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:30,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 13:46:30,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:46:30,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-24 13:46:30,549 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:46:30,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 13:46:30,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169098634] [2024-10-24 13:46:30,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169098634] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:30,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:30,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 13:46:30,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800522601] [2024-10-24 13:46:30,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:30,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 13:46:30,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 13:46:30,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 13:46:30,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 13:46:30,552 INFO L87 Difference]: Start difference. First operand 569 states and 848 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 13:46:35,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:46:39,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:46:39,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:39,906 INFO L93 Difference]: Finished difference Result 1525 states and 2274 transitions. [2024-10-24 13:46:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 13:46:39,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2024-10-24 13:46:39,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:39,913 INFO L225 Difference]: With dead ends: 1525 [2024-10-24 13:46:39,914 INFO L226 Difference]: Without dead ends: 957 [2024-10-24 13:46:39,916 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 13:46:39,917 INFO L432 NwaCegarLoop]: 823 mSDtfsCounter, 574 mSDsluCounter, 776 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1599 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:39,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 1599 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 132 Invalid, 2 Unknown, 0 Unchecked, 9.3s Time] [2024-10-24 13:46:39,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2024-10-24 13:46:39,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 957. [2024-10-24 13:46:39,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 957 states, 673 states have (on average 1.4427934621099554) internal successors, (971), 706 states have internal predecessors, (971), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-10-24 13:46:39,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 957 states and 1426 transitions. [2024-10-24 13:46:39,981 INFO L78 Accepts]: Start accepts. Automaton has 957 states and 1426 transitions. Word has length 33 [2024-10-24 13:46:39,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:39,982 INFO L471 AbstractCegarLoop]: Abstraction has 957 states and 1426 transitions. [2024-10-24 13:46:39,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 13:46:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1426 transitions. [2024-10-24 13:46:39,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-24 13:46:39,987 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:39,987 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:46:40,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-24 13:46:40,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 13:46:40,188 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:40,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:40,189 INFO L85 PathProgramCache]: Analyzing trace with hash 366545269, now seen corresponding path program 1 times [2024-10-24 13:46:40,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 13:46:40,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1916967734] [2024-10-24 13:46:40,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:40,191 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 13:46:40,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 13:46:40,194 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 13:46:40,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-24 13:46:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 1774 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 13:46:42,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:46:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-24 13:46:42,517 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:46:42,517 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 13:46:42,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1916967734] [2024-10-24 13:46:42,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1916967734] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:42,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:42,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 13:46:42,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287183433] [2024-10-24 13:46:42,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:42,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:46:42,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 13:46:42,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:46:42,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 13:46:42,520 INFO L87 Difference]: Start difference. First operand 957 states and 1426 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-24 13:46:47,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:46:51,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:46:54,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:46:55,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:55,462 INFO L93 Difference]: Finished difference Result 1896 states and 2830 transitions. [2024-10-24 13:46:55,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 13:46:55,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2024-10-24 13:46:55,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted.