./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../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-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 21:08:45,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 21:08:45,144 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 21:08:45,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 21:08:45,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 21:08:45,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 21:08:45,191 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 21:08:45,191 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 21:08:45,192 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 21:08:45,193 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 21:08:45,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 21:08:45,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 21:08:45,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 21:08:45,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 21:08:45,197 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 21:08:45,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 21:08:45,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 21:08:45,198 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 21:08:45,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 21:08:45,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 21:08:45,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 21:08:45,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 21:08:45,203 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 21:08:45,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 21:08:45,203 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 21:08:45,203 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 21:08:45,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 21:08:45,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 21:08:45,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 21:08:45,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:08:45,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 21:08:45,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 21:08:45,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 21:08:45,205 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 21:08:45,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 21:08:45,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 21:08:45,208 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 21:08:45,208 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 21:08:45,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 21:08:45,209 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2024-11-16 21:08:45,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 21:08:45,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 21:08:45,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 21:08:45,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 21:08:45,496 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 21:08:45,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2024-11-16 21:08:47,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 21:08:47,386 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 21:08:47,387 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 [2024-11-16 21:08:47,428 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb23f9a1/9317f3c836864fbb997e049a967cd99b/FLAGabfd70a21 [2024-11-16 21:08:47,582 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb23f9a1/9317f3c836864fbb997e049a967cd99b [2024-11-16 21:08:47,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 21:08:47,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 21:08:47,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 21:08:47,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 21:08:47,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 21:08:47,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:08:47" (1/1) ... [2024-11-16 21:08:47,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f16f2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:47, skipping insertion in model container [2024-11-16 21:08:47,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:08:47" (1/1) ... [2024-11-16 21:08:47,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 21:08:48,155 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-11-16 21:08:48,156 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-11-16 21:08:48,344 WARN L250 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] [2024-11-16 21:08:48,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:08:48,889 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 21:08:48,954 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-11-16 21:08:48,954 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-11-16 21:08:48,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] [2024-11-16 21:08:48,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] [2024-11-16 21:08:48,966 WARN L250 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] [2024-11-16 21:08:49,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:08:49,159 INFO L204 MainTranslator]: Completed translation [2024-11-16 21:08:49,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49 WrapperNode [2024-11-16 21:08:49,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 21:08:49,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 21:08:49,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 21:08:49,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 21:08:49,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,349 INFO L138 Inliner]: procedures = 142, calls = 1053, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2223 [2024-11-16 21:08:49,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 21:08:49,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 21:08:49,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 21:08:49,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 21:08:49,361 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,381 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,522 INFO L175 MemorySlicer]: Split 753 memory accesses to 25 slices as follows [6, 34, 34, 9, 34, 34, 34, 34, 34, 7, 39, 40, 16, 36, 34, 34, 8, 8, 8, 6, 2, 6, 229, 24, 3]. 30 percent of accesses are in the largest equivalence class. The 70 initializations are split as follows [5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16, 0, 0, 32, 8, 0, 0, 0, 2, 0, 7, 0, 0]. The 474 writes are split as follows [0, 33, 33, 9, 33, 33, 33, 33, 33, 1, 35, 36, 0, 33, 33, 1, 0, 0, 0, 0, 0, 1, 67, 24, 3]. [2024-11-16 21:08:49,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,604 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 21:08:49,675 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 21:08:49,675 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 21:08:49,676 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 21:08:49,676 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (1/1) ... [2024-11-16 21:08:49,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:08:49,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 21:08:49,710 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) [2024-11-16 21:08:49,722 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 [2024-11-16 21:08:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2024-11-16 21:08:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2024-11-16 21:08:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2024-11-16 21:08:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2024-11-16 21:08:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-16 21:08:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-16 21:08:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-16 21:08:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-16 21:08:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-16 21:08:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-16 21:08:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-16 21:08:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-16 21:08:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-16 21:08:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-16 21:08:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-16 21:08:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-16 21:08:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-16 21:08:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-16 21:08:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-16 21:08:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-11-16 21:08:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-11-16 21:08:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-16 21:08:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-16 21:08:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-16 21:08:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-16 21:08:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-16 21:08:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-16 21:08:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-11-16 21:08:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-11-16 21:08:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-11-16 21:08:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-11-16 21:08:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-11-16 21:08:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-11-16 21:08:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2024-11-16 21:08:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2024-11-16 21:08:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 21:08:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 21:08:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 21:08:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 21:08:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 21:08:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 21:08:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-16 21:08:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-16 21:08:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-16 21:08:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-16 21:08:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-16 21:08:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-16 21:08:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-16 21:08:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-16 21:08:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-16 21:08:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-16 21:08:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-16 21:08:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-16 21:08:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2024-11-16 21:08:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2024-11-16 21:08:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 21:08:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 21:08:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 21:08:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 21:08:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 21:08:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 21:08:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-16 21:08:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-16 21:08:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-16 21:08:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-16 21:08:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-16 21:08:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 21:08:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-16 21:08:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-16 21:08:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-16 21:08:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-16 21:08:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-16 21:08:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2024-11-16 21:08:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2024-11-16 21:08:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-16 21:08:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-16 21:08:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-16 21:08:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-16 21:08:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2024-11-16 21:08:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2024-11-16 21:08:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2024-11-16 21:08:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2024-11-16 21:08:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 21:08:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 21:08:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-16 21:08:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-16 21:08:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2024-11-16 21:08:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 21:08:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2024-11-16 21:08:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 21:08:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-16 21:08:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-16 21:08:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-16 21:08:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-16 21:08:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-16 21:08:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-16 21:08:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-16 21:08:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-16 21:08:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-16 21:08:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-16 21:08:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-16 21:08:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-16 21:08:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-16 21:08:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-16 21:08:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-16 21:08:49,875 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-16 21:08:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2024-11-16 21:08:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2024-11-16 21:08:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2024-11-16 21:08:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-16 21:08:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-16 21:08:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-11-16 21:08:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-11-16 21:08:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-16 21:08:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-16 21:08:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2024-11-16 21:08:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2024-11-16 21:08:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2024-11-16 21:08:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2024-11-16 21:08:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 21:08:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 21:08:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 21:08:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-16 21:08:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-16 21:08:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-16 21:08:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-16 21:08:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-16 21:08:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-16 21:08:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-11-16 21:08:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-11-16 21:08:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-16 21:08:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-16 21:08:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-16 21:08:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-16 21:08:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-16 21:08:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-16 21:08:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-16 21:08:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 21:08:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 21:08:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 21:08:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-16 21:08:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-16 21:08:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-16 21:08:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-16 21:08:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-16 21:08:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-16 21:08:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-16 21:08:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-16 21:08:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-11-16 21:08:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-11-16 21:08:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 21:08:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 21:08:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-11-16 21:08:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-11-16 21:08:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2024-11-16 21:08:49,893 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2024-11-16 21:08:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-16 21:08:49,893 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-16 21:08:50,586 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 21:08:50,590 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 21:08:50,853 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3010: call ULTIMATE.dealloc(~#c~0.base, ~#c~0.offset);havoc ~#c~0.base, ~#c~0.offset; [2024-11-16 21:08:50,855 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-16 21:08:51,094 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3415: call ULTIMATE.dealloc(snd_uart16550_output_write_~#midi_byte~0#1.base, snd_uart16550_output_write_~#midi_byte~0#1.offset);havoc snd_uart16550_output_write_~#midi_byte~0#1.base, snd_uart16550_output_write_~#midi_byte~0#1.offset; [2024-11-16 21:08:51,094 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4502: havoc snd_rawmidi_transmit_peek_#t~nondet482#1; [2024-11-16 21:08:51,094 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4498: havoc snd_rawmidi_transmit_ack_#t~nondet481#1; [2024-11-16 21:08:51,094 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4494: havoc snd_rawmidi_transmit_#t~nondet480#1; [2024-11-16 21:08:51,360 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4487: havoc #t~nondet479; [2024-11-16 21:08:51,391 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4456: havoc #t~nondet472; [2024-11-16 21:08:51,660 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4428: havoc del_timer_#t~nondet468#1; [2024-11-16 21:08:51,721 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4467: havoc #t~nondet474; [2024-11-16 21:08:51,726 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2783: havoc dev_get_drvdata_#t~mem44#1.base, dev_get_drvdata_#t~mem44#1.offset; [2024-11-16 21:08:59,848 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4463: havoc request_threaded_irq_#t~nondet473#1; [2024-11-16 21:08:59,848 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3675: call ULTIMATE.dealloc(snd_serial_probe_~#card~0#1.base, snd_serial_probe_~#card~0#1.offset);havoc snd_serial_probe_~#card~0#1.base, snd_serial_probe_~#card~0#1.offset;call ULTIMATE.dealloc(snd_serial_probe_~#uart~11#1.base, snd_serial_probe_~#uart~11#1.offset);havoc snd_serial_probe_~#uart~11#1.base, snd_serial_probe_~#uart~11#1.offset; [2024-11-16 21:08:59,848 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4403: havoc __platform_driver_register_#t~nondet466#1; [2024-11-16 21:08:59,848 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4471: havoc snd_card_new_#t~nondet475#1; [2024-11-16 21:08:59,848 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3548: call ULTIMATE.dealloc(snd_uart16550_create_~#ops~0#1.base, snd_uart16550_create_~#ops~0#1.offset);havoc snd_uart16550_create_~#ops~0#1.base, snd_uart16550_create_~#ops~0#1.offset;call ULTIMATE.dealloc(snd_uart16550_create_~#__key~0#1.base, snd_uart16550_create_~#__key~0#1.offset);havoc snd_uart16550_create_~#__key~0#1.base, snd_uart16550_create_~#__key~0#1.offset; [2024-11-16 21:08:59,849 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4475: havoc snd_card_register_#t~nondet476#1; [2024-11-16 21:08:59,849 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4409: havoc __request_region_#t~ret467#1.base, __request_region_#t~ret467#1.offset; [2024-11-16 21:08:59,849 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3650: call ULTIMATE.dealloc(snd_uart16550_rmidi_~#rrawmidi~0#1.base, snd_uart16550_rmidi_~#rrawmidi~0#1.offset);havoc snd_uart16550_rmidi_~#rrawmidi~0#1.base, snd_uart16550_rmidi_~#rrawmidi~0#1.offset; [2024-11-16 21:08:59,849 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4479: havoc snd_device_new_#t~nondet477#1; [2024-11-16 21:08:59,849 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4446: havoc platform_device_register_full_#t~ret471#1.base, platform_device_register_full_#t~ret471#1.offset; [2024-11-16 21:08:59,849 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4483: havoc snd_rawmidi_new_#t~nondet478#1; [2024-11-16 21:08:59,849 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2803: call ULTIMATE.dealloc(platform_device_register_resndata_~#pdevinfo~0#1.base, platform_device_register_resndata_~#pdevinfo~0#1.offset);havoc platform_device_register_resndata_~#pdevinfo~0#1.base, platform_device_register_resndata_~#pdevinfo~0#1.offset; [2024-11-16 21:09:00,367 INFO L? ?]: Removed 1025 outVars from TransFormulas that were not future-live. [2024-11-16 21:09:00,368 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 21:09:00,430 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 21:09:00,431 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 21:09:00,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:09:00 BoogieIcfgContainer [2024-11-16 21:09:00,431 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 21:09:00,433 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 21:09:00,434 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 21:09:00,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 21:09:00,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:08:47" (1/3) ... [2024-11-16 21:09:00,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382f79d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:09:00, skipping insertion in model container [2024-11-16 21:09:00,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:08:49" (2/3) ... [2024-11-16 21:09:00,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382f79d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:09:00, skipping insertion in model container [2024-11-16 21:09:00,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:09:00" (3/3) ... [2024-11-16 21:09:00,440 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 [2024-11-16 21:09:00,460 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 21:09:00,460 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 21:09:00,567 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 21:09:00,575 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;@4add209e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 21:09:00,575 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 21:09:00,584 INFO L276 IsEmpty]: Start isEmpty. Operand has 747 states, 569 states have (on average 1.3936731107205624) internal successors, (793), 596 states have internal predecessors, (793), 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) [2024-11-16 21:09:00,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-16 21:09:00,616 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:09:00,617 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:09:00,618 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:09:00,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:09:00,625 INFO L85 PathProgramCache]: Analyzing trace with hash 771128760, now seen corresponding path program 1 times [2024-11-16 21:09:00,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:09:00,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051934375] [2024-11-16 21:09:00,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:09:00,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:09:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:09:11,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-16 21:09:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:09:11,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 21:09:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:09:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 21:09:11,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:09:11,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051934375] [2024-11-16 21:09:11,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051934375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:09:11,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:09:11,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 21:09:11,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416524161] [2024-11-16 21:09:11,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:09:11,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 21:09:11,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:09:11,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 21:09:11,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 21:09:11,773 INFO L87 Difference]: Start difference. First operand has 747 states, 569 states have (on average 1.3936731107205624) internal successors, (793), 596 states have internal predecessors, (793), 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 7.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-11-16 21:09:15,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:09:25,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:09:25,863 INFO L93 Difference]: Finished difference Result 2159 states and 3161 transitions. [2024-11-16 21:09:25,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 21:09:25,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 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 36 [2024-11-16 21:09:25,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:09:25,891 INFO L225 Difference]: With dead ends: 2159 [2024-11-16 21:09:25,891 INFO L226 Difference]: Without dead ends: 1377 [2024-11-16 21:09:25,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 21:09:25,903 INFO L432 NwaCegarLoop]: 989 mSDtfsCounter, 1113 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 326 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1214 SdHoareTripleChecker+Valid, 2324 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-11-16 21:09:25,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1214 Valid, 2324 Invalid, 1121 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [326 Valid, 794 Invalid, 1 Unknown, 0 Unchecked, 13.7s Time] [2024-11-16 21:09:25,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1377 states. [2024-11-16 21:09:26,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1377 to 1216. [2024-11-16 21:09:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1216 states, 932 states have (on average 1.3744635193133048) internal successors, (1281), 965 states have internal predecessors, (1281), 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) [2024-11-16 21:09:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1216 states and 1736 transitions. [2024-11-16 21:09:26,087 INFO L78 Accepts]: Start accepts. Automaton has 1216 states and 1736 transitions. Word has length 36 [2024-11-16 21:09:26,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:09:26,088 INFO L471 AbstractCegarLoop]: Abstraction has 1216 states and 1736 transitions. [2024-11-16 21:09:26,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-11-16 21:09:26,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1736 transitions. [2024-11-16 21:09:26,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-16 21:09:26,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:09:26,100 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:09:26,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 21:09:26,101 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:09:26,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:09:26,101 INFO L85 PathProgramCache]: Analyzing trace with hash 743725033, now seen corresponding path program 1 times [2024-11-16 21:09:26,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:09:26,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581073941] [2024-11-16 21:09:26,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:09:26,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:09:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:09:35,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 21:09:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:09:35,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-16 21:09:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:09:35,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 21:09:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:09:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-16 21:09:35,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:09:35,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581073941] [2024-11-16 21:09:35,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581073941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:09:35,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:09:35,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 21:09:35,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533483855] [2024-11-16 21:09:35,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:09:35,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 21:09:35,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:09:35,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 21:09:35,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 21:09:35,528 INFO L87 Difference]: Start difference. First operand 1216 states and 1736 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 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) [2024-11-16 21:09:39,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:09:44,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:09:56,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:09:56,047 INFO L93 Difference]: Finished difference Result 2591 states and 3734 transitions. [2024-11-16 21:09:56,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 21:09:56,048 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 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 61 [2024-11-16 21:09:56,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:09:56,061 INFO L225 Difference]: With dead ends: 2591 [2024-11-16 21:09:56,061 INFO L226 Difference]: Without dead ends: 1378 [2024-11-16 21:09:56,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 21:09:56,068 INFO L432 NwaCegarLoop]: 797 mSDtfsCounter, 1420 mSDsluCounter, 921 mSDsCounter, 0 mSdLazyCounter, 848 mSolverCounterSat, 407 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1523 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 848 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2024-11-16 21:09:56,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1523 Valid, 1718 Invalid, 1257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 848 Invalid, 2 Unknown, 0 Unchecked, 20.0s Time] [2024-11-16 21:09:56,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2024-11-16 21:09:56,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 1216. [2024-11-16 21:09:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1216 states, 932 states have (on average 1.3723175965665235) internal successors, (1279), 965 states have internal predecessors, (1279), 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) [2024-11-16 21:09:56,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1216 states and 1734 transitions. [2024-11-16 21:09:56,144 INFO L78 Accepts]: Start accepts. Automaton has 1216 states and 1734 transitions. Word has length 61 [2024-11-16 21:09:56,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:09:56,144 INFO L471 AbstractCegarLoop]: Abstraction has 1216 states and 1734 transitions. [2024-11-16 21:09:56,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 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) [2024-11-16 21:09:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1734 transitions. [2024-11-16 21:09:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-16 21:09:56,149 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:09:56,150 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:09:56,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 21:09:56,150 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:09:56,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:09:56,151 INFO L85 PathProgramCache]: Analyzing trace with hash -109941266, now seen corresponding path program 1 times [2024-11-16 21:09:56,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:09:56,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556935806] [2024-11-16 21:09:56,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:09:56,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:10:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:10:04,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 21:10:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:10:04,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 21:10:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:10:04,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-16 21:10:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:10:04,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 21:10:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:10:04,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 21:10:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:10:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-16 21:10:04,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:10:04,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556935806] [2024-11-16 21:10:04,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556935806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:10:04,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:10:04,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 21:10:04,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492265491] [2024-11-16 21:10:04,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:10:04,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 21:10:04,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:10:04,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 21:10:04,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 21:10:04,934 INFO L87 Difference]: Start difference. First operand 1216 states and 1734 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 3 states have internal predecessors, (51), 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) [2024-11-16 21:10:09,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:10:13,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []