/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc5 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 11:08:41,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 11:08:41,373 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 11:08:41,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 11:08:41,380 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 11:08:41,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 11:08:41,405 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 11:08:41,405 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 11:08:41,406 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 11:08:41,406 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 11:08:41,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 11:08:41,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 11:08:41,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 11:08:41,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 11:08:41,408 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 11:08:41,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 11:08:41,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 11:08:41,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 11:08:41,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 11:08:41,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 11:08:41,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 11:08:41,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 11:08:41,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 11:08:41,410 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 11:08:41,411 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 11:08:41,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 11:08:41,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 11:08:41,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 11:08:41,411 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 11:08:41,412 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 11:08:41,412 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 11:08:41,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 11:08:41,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 11:08:41,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 11:08:41,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 11:08:41,413 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 11:08:41,413 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 11:08:41,413 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 11:08:41,413 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 11:08:41,413 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 11:08:41,413 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 11:08:41,414 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 11:08:41,414 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt [2024-11-01 11:08:41,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 11:08:41,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 11:08:41,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 11:08:41,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 11:08:41,683 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 11:08:41,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2024-11-01 11:08:42,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 11:08:43,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 11:08:43,275 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2024-11-01 11:08:43,306 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d233dbe2a/97333543164b492985aa8b9589f0c7a4/FLAG7a0431234 [2024-11-01 11:08:43,320 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d233dbe2a/97333543164b492985aa8b9589f0c7a4 [2024-11-01 11:08:43,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 11:08:43,323 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 11:08:43,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 11:08:43,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 11:08:43,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 11:08:43,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 11:08:43" (1/1) ... [2024-11-01 11:08:43,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b421d6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:43, skipping insertion in model container [2024-11-01 11:08:43,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 11:08:43" (1/1) ... [2024-11-01 11:08:43,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 11:08:43,890 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,925 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,929 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,940 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,941 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,944 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,946 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,947 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,956 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,969 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,978 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,983 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,989 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:43,993 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,003 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,012 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,030 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,031 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,032 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,036 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,036 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,037 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,037 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,037 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,037 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,038 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,038 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,038 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,038 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,038 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,039 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,039 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,043 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,066 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2024-11-01 11:08:44,146 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 11:08:44,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 11:08:44,172 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 11:08:44,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [3226-3227] [2024-11-01 11:08:44,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3238-3239] [2024-11-01 11:08:44,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3242-3243] [2024-11-01 11:08:44,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3246-3247] [2024-11-01 11:08:44,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3250-3251] [2024-11-01 11:08:44,265 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (tmp): "ebx"); [3767] [2024-11-01 11:08:44,266 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (tmp___0): "ebx"); [3772] [2024-11-01 11:08:44,266 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (tmp___1): "ebx"); [3777] [2024-11-01 11:08:44,267 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (tmp___2): "ebx"); [3782] [2024-11-01 11:08:44,267 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (tmp___3): "ebx"); [3787] [2024-11-01 11:08:44,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (tmp), "i" (1UL)); [3886-3887] [2024-11-01 11:08:44,292 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2024-11-01 11:08:44,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 11:08:44,352 WARN L709 CHandler]: The following functions are not defined or handled internally: __xadd_wrong_size [2024-11-01 11:08:44,359 INFO L204 MainTranslator]: Completed translation [2024-11-01 11:08:44,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44 WrapperNode [2024-11-01 11:08:44,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 11:08:44,360 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 11:08:44,360 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 11:08:44,361 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 11:08:44,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,400 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,523 INFO L138 Inliner]: procedures = 196, calls = 552, calls flagged for inlining = 73, calls inlined = 68, statements flattened = 1594 [2024-11-01 11:08:44,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 11:08:44,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 11:08:44,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 11:08:44,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 11:08:44,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,552 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,684 INFO L175 MemorySlicer]: Split 205 memory accesses to 7 slices as follows [2, 4, 13, 14, 23, 122, 27]. 60 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 0, 0, 0, 0, 2, 0]. The 128 writes are split as follows [0, 2, 2, 12, 23, 62, 27]. [2024-11-01 11:08:44,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 11:08:44,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 11:08:44,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 11:08:44,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 11:08:44,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (1/1) ... [2024-11-01 11:08:44,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 11:08:44,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 11:08:44,816 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) [2024-11-01 11:08:44,818 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 [2024-11-01 11:08:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 11:08:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 11:08:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 11:08:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 11:08:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-01 11:08:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 11:08:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 11:08:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 11:08:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 11:08:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 11:08:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 11:08:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 11:08:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-01 11:08:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-01 11:08:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 11:08:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 11:08:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-01 11:08:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-01 11:08:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-01 11:08:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-01 11:08:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 11:08:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 11:08:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 11:08:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 11:08:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2024-11-01 11:08:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2024-11-01 11:08:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-01 11:08:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-01 11:08:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 11:08:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-01 11:08:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-01 11:08:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-01 11:08:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 11:08:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 11:08:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2024-11-01 11:08:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 11:08:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-01 11:08:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-01 11:08:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2024-11-01 11:08:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2024-11-01 11:08:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2024-11-01 11:08:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2024-11-01 11:08:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2024-11-01 11:08:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2024-11-01 11:08:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2024-11-01 11:08:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2024-11-01 11:08:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2024-11-01 11:08:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 11:08:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 11:08:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2024-11-01 11:08:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2024-11-01 11:08:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-01 11:08:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-01 11:08:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-01 11:08:44,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 11:08:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-01 11:08:44,848 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-01 11:08:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 11:08:44,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2024-11-01 11:08:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2024-11-01 11:08:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-01 11:08:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-01 11:08:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 11:08:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 11:08:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2024-11-01 11:08:44,850 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 11:08:44,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 11:08:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2024-11-01 11:08:44,850 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2024-11-01 11:08:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-01 11:08:44,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-01 11:08:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2024-11-01 11:08:44,851 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2024-11-01 11:08:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2024-11-01 11:08:44,851 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2024-11-01 11:08:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2024-11-01 11:08:44,851 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2024-11-01 11:08:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-01 11:08:44,851 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-01 11:08:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2024-11-01 11:08:44,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2024-11-01 11:08:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 11:08:44,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 11:08:45,170 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 11:08:45,173 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 11:08:45,242 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 11:09:02,511 INFO L? ?]: Removed 768 outVars from TransFormulas that were not future-live. [2024-11-01 11:09:02,512 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 11:09:02,534 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 11:09:02,535 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-01 11:09:02,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 11:09:02 BoogieIcfgContainer [2024-11-01 11:09:02,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 11:09:02,540 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 11:09:02,540 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 11:09:02,542 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 11:09:02,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 11:08:43" (1/3) ... [2024-11-01 11:09:02,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1005a484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 11:09:02, skipping insertion in model container [2024-11-01 11:09:02,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:08:44" (2/3) ... [2024-11-01 11:09:02,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1005a484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 11:09:02, skipping insertion in model container [2024-11-01 11:09:02,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 11:09:02" (3/3) ... [2024-11-01 11:09:02,544 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2024-11-01 11:09:02,555 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 11:09:02,556 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 11:09:02,617 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 11:09:02,623 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;@da1a812, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 11:09:02,624 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 11:09:02,629 INFO L276 IsEmpty]: Start isEmpty. Operand has 533 states, 377 states have (on average 1.3156498673740054) internal successors, (496), 394 states have internal predecessors, (496), 115 states have call successors, (115), 40 states have call predecessors, (115), 39 states have return successors, (111), 111 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-01 11:09:02,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-01 11:09:02,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 11:09:02,641 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 11:09:02,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 11:09:02,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 11:09:02,644 INFO L85 PathProgramCache]: Analyzing trace with hash 2125726370, now seen corresponding path program 1 times [2024-11-01 11:09:02,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 11:09:02,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [402774612] [2024-11-01 11:09:02,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 11:09:02,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-01 11:09:02,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-01 11:09:02,652 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 11:09:02,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 11:09:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 11:09:03,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-01 11:09:03,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 11:09:03,645 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-11-01 11:09:03,646 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 11:09:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-01 11:09:08,869 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 11:09:08,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [402774612] [2024-11-01 11:09:08,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [402774612] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-01 11:09:08,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-01 11:09:08,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-01 11:09:08,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641093132] [2024-11-01 11:09:08,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-01 11:09:08,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-01 11:09:08,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 11:09:08,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-01 11:09:08,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-01 11:09:08,900 INFO L87 Difference]: Start difference. First operand has 533 states, 377 states have (on average 1.3156498673740054) internal successors, (496), 394 states have internal predecessors, (496), 115 states have call successors, (115), 40 states have call predecessors, (115), 39 states have return successors, (111), 111 states have call predecessors, (111), 111 states have call successors, (111) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-01 11:09:08,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 11:09:08,960 INFO L93 Difference]: Finished difference Result 1061 states and 1472 transitions. [2024-11-01 11:09:08,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-01 11:09:08,962 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 168 [2024-11-01 11:09:08,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 11:09:08,973 INFO L225 Difference]: With dead ends: 1061 [2024-11-01 11:09:08,973 INFO L226 Difference]: Without dead ends: 522 [2024-11-01 11:09:08,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-01 11:09:08,982 INFO L432 NwaCegarLoop]: 711 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-01 11:09:08,982 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 11:09:08,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-11-01 11:09:09,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 522. [2024-11-01 11:09:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 372 states have (on average 1.3010752688172043) internal successors, (484), 383 states have internal predecessors, (484), 111 states have call successors, (111), 39 states have call predecessors, (111), 38 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-01 11:09:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 698 transitions. [2024-11-01 11:09:09,062 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 698 transitions. Word has length 168 [2024-11-01 11:09:09,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 11:09:09,063 INFO L471 AbstractCegarLoop]: Abstraction has 522 states and 698 transitions. [2024-11-01 11:09:09,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-01 11:09:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 698 transitions. [2024-11-01 11:09:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-01 11:09:09,066 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 11:09:09,067 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 11:09:09,070 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-01 11:09:09,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-01 11:09:09,268 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 11:09:09,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 11:09:09,269 INFO L85 PathProgramCache]: Analyzing trace with hash -287050578, now seen corresponding path program 1 times [2024-11-01 11:09:09,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 11:09:09,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1917068942] [2024-11-01 11:09:09,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 11:09:09,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-01 11:09:09,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-01 11:09:09,271 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 11:09:09,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-01 11:09:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 11:09:10,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 11:09:10,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 11:09:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:09:22,209 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 11:09:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:09:30,118 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 11:09:30,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1917068942] [2024-11-01 11:09:30,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1917068942] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 11:09:30,119 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 11:09:30,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 11:09:30,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640018457] [2024-11-01 11:09:30,119 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 11:09:30,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 11:09:30,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 11:09:30,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 11:09:30,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:09:30,121 INFO L87 Difference]: Start difference. First operand 522 states and 698 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-01 11:09:30,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 11:09:30,194 INFO L93 Difference]: Finished difference Result 524 states and 699 transitions. [2024-11-01 11:09:30,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 11:09:30,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 168 [2024-11-01 11:09:30,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 11:09:30,198 INFO L225 Difference]: With dead ends: 524 [2024-11-01 11:09:30,198 INFO L226 Difference]: Without dead ends: 521 [2024-11-01 11:09:30,199 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:09:30,199 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 624 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-01 11:09:30,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [624 Valid, 695 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 11:09:30,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2024-11-01 11:09:30,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 521. [2024-11-01 11:09:30,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 521 states, 372 states have (on average 1.2983870967741935) internal successors, (483), 382 states have internal predecessors, (483), 110 states have call successors, (110), 39 states have call predecessors, (110), 38 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-01 11:09:30,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 696 transitions. [2024-11-01 11:09:30,227 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 696 transitions. Word has length 168 [2024-11-01 11:09:30,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 11:09:30,229 INFO L471 AbstractCegarLoop]: Abstraction has 521 states and 696 transitions. [2024-11-01 11:09:30,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-01 11:09:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 696 transitions. [2024-11-01 11:09:30,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-01 11:09:30,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 11:09:30,231 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 11:09:30,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-01 11:09:30,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-01 11:09:30,432 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 11:09:30,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 11:09:30,432 INFO L85 PathProgramCache]: Analyzing trace with hash -308740557, now seen corresponding path program 1 times [2024-11-01 11:09:30,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 11:09:30,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [728764524] [2024-11-01 11:09:30,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 11:09:30,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-01 11:09:30,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-01 11:09:30,435 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 11:09:30,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-01 11:09:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 11:09:31,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 11:09:31,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 11:09:42,414 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:09:42,414 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 11:09:50,390 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:09:50,390 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 11:09:50,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [728764524] [2024-11-01 11:09:50,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [728764524] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 11:09:50,390 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 11:09:50,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 11:09:50,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486189442] [2024-11-01 11:09:50,391 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 11:09:50,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 11:09:50,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 11:09:50,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 11:09:50,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:09:50,392 INFO L87 Difference]: Start difference. First operand 521 states and 696 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-01 11:09:50,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 11:09:50,451 INFO L93 Difference]: Finished difference Result 523 states and 697 transitions. [2024-11-01 11:09:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 11:09:50,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 169 [2024-11-01 11:09:50,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 11:09:50,458 INFO L225 Difference]: With dead ends: 523 [2024-11-01 11:09:50,459 INFO L226 Difference]: Without dead ends: 520 [2024-11-01 11:09:50,459 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:09:50,461 INFO L432 NwaCegarLoop]: 693 mSDtfsCounter, 621 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 693 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-01 11:09:50,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [621 Valid, 693 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 11:09:50,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2024-11-01 11:09:50,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 520. [2024-11-01 11:09:50,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 372 states have (on average 1.2956989247311828) internal successors, (482), 381 states have internal predecessors, (482), 109 states have call successors, (109), 39 states have call predecessors, (109), 38 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-01 11:09:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 694 transitions. [2024-11-01 11:09:50,500 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 694 transitions. Word has length 169 [2024-11-01 11:09:50,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 11:09:50,500 INFO L471 AbstractCegarLoop]: Abstraction has 520 states and 694 transitions. [2024-11-01 11:09:50,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-01 11:09:50,501 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 694 transitions. [2024-11-01 11:09:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-01 11:09:50,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 11:09:50,503 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 11:09:50,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-01 11:09:50,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-01 11:09:50,704 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 11:09:50,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 11:09:50,705 INFO L85 PathProgramCache]: Analyzing trace with hash -981125039, now seen corresponding path program 1 times [2024-11-01 11:09:50,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 11:09:50,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [694735684] [2024-11-01 11:09:50,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 11:09:50,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-01 11:09:50,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-01 11:09:50,710 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 11:09:50,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-01 11:09:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 11:09:51,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 11:09:51,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 11:10:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:10:03,125 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 11:10:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:10:11,196 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 11:10:11,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [694735684] [2024-11-01 11:10:11,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [694735684] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 11:10:11,196 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 11:10:11,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 11:10:11,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194759140] [2024-11-01 11:10:11,196 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 11:10:11,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 11:10:11,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 11:10:11,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 11:10:11,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:10:11,198 INFO L87 Difference]: Start difference. First operand 520 states and 694 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-01 11:10:11,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 11:10:11,270 INFO L93 Difference]: Finished difference Result 522 states and 695 transitions. [2024-11-01 11:10:11,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 11:10:11,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 170 [2024-11-01 11:10:11,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 11:10:11,274 INFO L225 Difference]: With dead ends: 522 [2024-11-01 11:10:11,274 INFO L226 Difference]: Without dead ends: 519 [2024-11-01 11:10:11,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:10:11,276 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 618 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-01 11:10:11,277 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [618 Valid, 691 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 11:10:11,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2024-11-01 11:10:11,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 519. [2024-11-01 11:10:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 372 states have (on average 1.293010752688172) internal successors, (481), 380 states have internal predecessors, (481), 108 states have call successors, (108), 39 states have call predecessors, (108), 38 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-01 11:10:11,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 692 transitions. [2024-11-01 11:10:11,302 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 692 transitions. Word has length 170 [2024-11-01 11:10:11,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 11:10:11,303 INFO L471 AbstractCegarLoop]: Abstraction has 519 states and 692 transitions. [2024-11-01 11:10:11,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-01 11:10:11,303 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 692 transitions. [2024-11-01 11:10:11,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-01 11:10:11,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 11:10:11,304 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 11:10:11,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-01 11:10:11,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-01 11:10:11,507 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 11:10:11,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 11:10:11,508 INFO L85 PathProgramCache]: Analyzing trace with hash 993207385, now seen corresponding path program 1 times [2024-11-01 11:10:11,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 11:10:11,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1327151994] [2024-11-01 11:10:11,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 11:10:11,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-01 11:10:11,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-01 11:10:11,509 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 11:10:11,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-01 11:10:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 11:10:12,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 11:10:12,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 11:10:12,834 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:10:12,835 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 11:10:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 11:10:18,200 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 11:10:18,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1327151994] [2024-11-01 11:10:18,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1327151994] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 11:10:18,201 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 11:10:18,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 11:10:18,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591807776] [2024-11-01 11:10:18,201 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 11:10:18,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 11:10:18,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 11:10:18,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 11:10:18,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:10:18,203 INFO L87 Difference]: Start difference. First operand 519 states and 692 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-01 11:10:19,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 11:10:19,540 INFO L93 Difference]: Finished difference Result 1252 states and 1640 transitions. [2024-11-01 11:10:19,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 11:10:19,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 174 [2024-11-01 11:10:19,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 11:10:19,547 INFO L225 Difference]: With dead ends: 1252 [2024-11-01 11:10:19,547 INFO L226 Difference]: Without dead ends: 769 [2024-11-01 11:10:19,548 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 11:10:19,549 INFO L432 NwaCegarLoop]: 704 mSDtfsCounter, 393 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 1264 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-01 11:10:19,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 1264 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-01 11:10:19,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2024-11-01 11:10:19,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 751. [2024-11-01 11:10:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 751 states, 540 states have (on average 1.2796296296296297) internal successors, (691), 553 states have internal predecessors, (691), 145 states have call successors, (145), 67 states have call predecessors, (145), 65 states have return successors, (144), 136 states have call predecessors, (144), 140 states have call successors, (144) [2024-11-01 11:10:19,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 980 transitions. [2024-11-01 11:10:19,594 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 980 transitions. Word has length 174 [2024-11-01 11:10:19,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 11:10:19,596 INFO L471 AbstractCegarLoop]: Abstraction has 751 states and 980 transitions. [2024-11-01 11:10:19,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-01 11:10:19,596 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 980 transitions. [2024-11-01 11:10:19,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-01 11:10:19,598 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 11:10:19,598 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 11:10:19,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-01 11:10:19,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-01 11:10:19,799 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 11:10:19,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 11:10:19,799 INFO L85 PathProgramCache]: Analyzing trace with hash -350202634, now seen corresponding path program 1 times [2024-11-01 11:10:19,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 11:10:19,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [826755600] [2024-11-01 11:10:19,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 11:10:19,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-01 11:10:19,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-01 11:10:19,803 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 11:10:19,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-01 11:10:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 11:10:20,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 1204 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 11:10:20,670 INFO L278 TraceCheckSpWp]: Computing forward predicates...