/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 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 06:39:23,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 06:39:23,322 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 06:39:23,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 06:39:23,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 06:39:23,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 06:39:23,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 06:39:23,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 06:39:23,390 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 06:39:23,390 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 06:39:23,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 06:39:23,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 06:39:23,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 06:39:23,395 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 06:39:23,395 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 06:39:23,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 06:39:23,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 06:39:23,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 06:39:23,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 06:39:23,396 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 06:39:23,396 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 06:39:23,397 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 06:39:23,397 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 06:39:23,397 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 06:39:23,397 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 06:39:23,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 06:39:23,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 06:39:23,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 06:39:23,398 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 06:39:23,399 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 06:39:23,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 06:39:23,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:39:23,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 06:39:23,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 06:39:23,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 06:39:23,401 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 06:39:23,401 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 06:39:23,401 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 06:39:23,401 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 06:39:23,401 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 06:39:23,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 06:39:23,402 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 06:39:23,402 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-01 06:39:23,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 06:39:23,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 06:39:23,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 06:39:23,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 06:39:23,802 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 06:39:23,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2024-11-01 06:39:25,181 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 06:39:25,589 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 06:39:25,590 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2024-11-01 06:39:25,618 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a762253bc/4f0d7a7003ca4adda32a2f40a830b8ff/FLAG64741b8af [2024-11-01 06:39:25,634 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a762253bc/4f0d7a7003ca4adda32a2f40a830b8ff [2024-11-01 06:39:25,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 06:39:25,638 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 06:39:25,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 06:39:25,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 06:39:25,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 06:39:25,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:39:25" (1/1) ... [2024-11-01 06:39:25,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@386af9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:25, skipping insertion in model container [2024-11-01 06:39:25,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:39:25" (1/1) ... [2024-11-01 06:39:25,720 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 06:39:26,181 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 06:39:26,191 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 06:39:26,226 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 06:39:26,313 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 06:39:26,325 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 06:39:26,340 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 06:39:26,352 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 06:39:26,366 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 06:39:26,389 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 06:39:26,389 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 06:39:26,398 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 06:39:26,401 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 06:39:26,460 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i[106459,106472] [2024-11-01 06:39:26,534 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 06:39:26,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:39:26,572 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 06:39:26,761 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i[106459,106472] [2024-11-01 06:39:26,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:39:26,856 INFO L204 MainTranslator]: Completed translation [2024-11-01 06:39:26,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26 WrapperNode [2024-11-01 06:39:26,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 06:39:26,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 06:39:26,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 06:39:26,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 06:39:26,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:26,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,002 INFO L138 Inliner]: procedures = 139, calls = 755, calls flagged for inlining = 53, calls inlined = 47, statements flattened = 2027 [2024-11-01 06:39:27,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 06:39:27,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 06:39:27,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 06:39:27,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 06:39:27,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,030 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,123 INFO L175 MemorySlicer]: Split 360 memory accesses to 17 slices as follows [2, 51, 42, 2, 7, 1, 19, 2, 16, 49, 121, 8, 1, 1, 6, 24, 8]. 34 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 8, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6]. The 228 writes are split as follows [0, 43, 42, 0, 6, 0, 19, 1, 16, 42, 30, 3, 1, 1, 0, 24, 0]. [2024-11-01 06:39:27,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 06:39:27,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 06:39:27,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 06:39:27,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 06:39:27,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (1/1) ... [2024-11-01 06:39:27,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:39:27,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 06:39:27,263 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 06:39:27,272 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 06:39:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-01 06:39:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-01 06:39:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 06:39:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 06:39:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 06:39:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-01 06:39:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 06:39:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 06:39:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 06:39:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 06:39:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 06:39:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 06:39:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 06:39:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 06:39:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 06:39:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-01 06:39:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-01 06:39:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-01 06:39:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-01 06:39:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-01 06:39:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-01 06:39:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-01 06:39:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-01 06:39:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-01 06:39:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_remove [2024-11-01 06:39:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_remove [2024-11-01 06:39:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 06:39:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 06:39:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 06:39:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 06:39:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 06:39:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 06:39:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 06:39:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 06:39:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-01 06:39:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-01 06:39:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-01 06:39:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-01 06:39:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-01 06:39:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-01 06:39:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2024-11-01 06:39:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_modify_write_reg [2024-11-01 06:39:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_modify_write_reg [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pch_phub_mutex [2024-11-01 06:39:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pch_phub_mutex [2024-11-01 06:39:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 06:39:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 06:39:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 06:39:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 06:39:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-01 06:39:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-01 06:39:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-01 06:39:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-01 06:39:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 06:39:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 06:39:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-01 06:39:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-01 06:39:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 06:39:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-01 06:39:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-01 06:39:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-01 06:39:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-01 06:39:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-01 06:39:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 06:39:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 06:39:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 06:39:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 06:39:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 06:39:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-01 06:39:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 06:39:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 06:39:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-01 06:39:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-01 06:39:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-01 06:39:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-01 06:39:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-01 06:39:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-01 06:39:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-01 06:39:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-01 06:39:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-01 06:39:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 06:39:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 06:39:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 06:39:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 06:39:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 06:39:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 06:39:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 06:39:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 06:39:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-01 06:39:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-01 06:39:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-01 06:39:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-01 06:39:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 06:39:27,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-01 06:39:27,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 06:39:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_file [2024-11-01 06:39:27,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_file [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-01 06:39:27,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2024-11-01 06:39:27,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 06:39:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 06:39:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 06:39:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 06:39:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 06:39:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 06:39:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 06:39:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 06:39:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-01 06:39:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-01 06:39:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-01 06:39:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-01 06:39:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-01 06:39:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-01 06:39:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-01 06:39:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-01 06:39:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-01 06:39:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-01 06:39:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-01 06:39:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-01 06:39:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-01 06:39:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-01 06:39:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-01 06:39:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-01 06:39:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-01 06:39:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-01 06:39:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-01 06:39:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-01 06:39:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 06:39:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-01 06:39:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-01 06:39:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-01 06:39:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2024-11-01 06:39:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-01 06:39:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-01 06:39:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 06:39:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 06:39:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 06:39:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 06:39:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 06:39:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 06:39:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-01 06:39:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-01 06:39:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-01 06:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-01 06:39:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_serial_rom [2024-11-01 06:39:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_serial_rom [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 06:39:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2024-11-01 06:39:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_serial_rom [2024-11-01 06:39:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_serial_rom [2024-11-01 06:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2024-11-01 06:39:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2024-11-01 06:39:27,778 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 06:39:27,780 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 06:40:02,946 INFO L? ?]: Removed 605 outVars from TransFormulas that were not future-live. [2024-11-01 06:40:02,947 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 06:40:02,990 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 06:40:02,991 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-01 06:40:02,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:40:02 BoogieIcfgContainer [2024-11-01 06:40:02,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 06:40:02,994 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 06:40:02,994 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 06:40:02,997 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 06:40:02,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 06:39:25" (1/3) ... [2024-11-01 06:40:02,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482692fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:40:02, skipping insertion in model container [2024-11-01 06:40:02,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:39:26" (2/3) ... [2024-11-01 06:40:02,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482692fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:40:02, skipping insertion in model container [2024-11-01 06:40:02,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:40:02" (3/3) ... [2024-11-01 06:40:03,000 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2024-11-01 06:40:03,015 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 06:40:03,016 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 06:40:03,122 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 06:40:03,128 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;@e0a616b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 06:40:03,128 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 06:40:03,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 638 states, 419 states have (on average 1.2649164677804297) internal successors, (530), 432 states have internal predecessors, (530), 187 states have call successors, (187), 30 states have call predecessors, (187), 30 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2024-11-01 06:40:03,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-01 06:40:03,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:40:03,152 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:40:03,152 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:40:03,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:40:03,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1351427356, now seen corresponding path program 1 times [2024-11-01 06:40:03,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:40:03,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2519237] [2024-11-01 06:40:03,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:40:03,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:03,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:40:03,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:40:03,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 06:40:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:40:05,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 1124 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:40:05,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:40:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:06,670 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:40:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:07,403 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:40:07,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2519237] [2024-11-01 06:40:07,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2519237] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:40:07,404 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:40:07,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:40:07,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491856084] [2024-11-01 06:40:07,407 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:40:07,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:40:07,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:40:07,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:40:07,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:40:07,433 INFO L87 Difference]: Start difference. First operand has 638 states, 419 states have (on average 1.2649164677804297) internal successors, (530), 432 states have internal predecessors, (530), 187 states have call successors, (187), 30 states have call predecessors, (187), 30 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 06:40:11,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-01 06:40:11,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:40:11,765 INFO L93 Difference]: Finished difference Result 1270 states and 1827 transitions. [2024-11-01 06:40:11,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:40:11,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2024-11-01 06:40:11,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:40:11,787 INFO L225 Difference]: With dead ends: 1270 [2024-11-01 06:40:11,787 INFO L226 Difference]: Without dead ends: 631 [2024-11-01 06:40:11,794 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 06:40:11,797 INFO L432 NwaCegarLoop]: 893 mSDtfsCounter, 882 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 882 SdHoareTripleChecker+Valid, 893 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-01 06:40:11,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [882 Valid, 893 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-01 06:40:11,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2024-11-01 06:40:11,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 631. [2024-11-01 06:40:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 631 states, 415 states have (on average 1.2578313253012048) internal successors, (522), 425 states have internal predecessors, (522), 186 states have call successors, (186), 30 states have call predecessors, (186), 29 states have return successors, (182), 182 states have call predecessors, (182), 182 states have call successors, (182) [2024-11-01 06:40:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 890 transitions. [2024-11-01 06:40:11,916 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 890 transitions. Word has length 15 [2024-11-01 06:40:11,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:40:11,916 INFO L471 AbstractCegarLoop]: Abstraction has 631 states and 890 transitions. [2024-11-01 06:40:11,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 06:40:11,917 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 890 transitions. [2024-11-01 06:40:11,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-01 06:40:11,918 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:40:11,919 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:40:11,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-01 06:40:12,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:12,120 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:40:12,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:40:12,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1055805361, now seen corresponding path program 1 times [2024-11-01 06:40:12,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:40:12,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2052450638] [2024-11-01 06:40:12,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:40:12,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:12,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:40:12,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:40:12,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-01 06:40:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:40:14,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 1125 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:40:14,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:40:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:15,305 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:40:16,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:16,372 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:40:16,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2052450638] [2024-11-01 06:40:16,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2052450638] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:40:16,373 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:40:16,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:40:16,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060282081] [2024-11-01 06:40:16,373 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:40:16,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:40:16,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:40:16,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:40:16,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:40:16,378 INFO L87 Difference]: Start difference. First operand 631 states and 890 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 06:40:20,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-01 06:40:20,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:40:20,639 INFO L93 Difference]: Finished difference Result 633 states and 891 transitions. [2024-11-01 06:40:20,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:40:20,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-01 06:40:20,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:40:20,646 INFO L225 Difference]: With dead ends: 633 [2024-11-01 06:40:20,646 INFO L226 Difference]: Without dead ends: 630 [2024-11-01 06:40:20,649 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 29 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 06:40:20,650 INFO L432 NwaCegarLoop]: 887 mSDtfsCounter, 875 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-01 06:40:20,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [875 Valid, 887 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-01 06:40:20,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2024-11-01 06:40:20,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 630. [2024-11-01 06:40:20,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 630 states, 415 states have (on average 1.2554216867469878) internal successors, (521), 424 states have internal predecessors, (521), 185 states have call successors, (185), 30 states have call predecessors, (185), 29 states have return successors, (182), 182 states have call predecessors, (182), 182 states have call successors, (182) [2024-11-01 06:40:20,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 888 transitions. [2024-11-01 06:40:20,712 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 888 transitions. Word has length 16 [2024-11-01 06:40:20,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:40:20,712 INFO L471 AbstractCegarLoop]: Abstraction has 630 states and 888 transitions. [2024-11-01 06:40:20,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 06:40:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 888 transitions. [2024-11-01 06:40:20,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-01 06:40:20,715 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:40:20,715 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:40:20,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-01 06:40:20,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:20,920 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:40:20,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:40:20,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1629396607, now seen corresponding path program 1 times [2024-11-01 06:40:20,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:40:20,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [79550159] [2024-11-01 06:40:20,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:40:20,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:20,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:40:20,925 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:40:20,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-01 06:40:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:40:23,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:40:23,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:40:25,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:25,409 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:40:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:26,916 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:40:26,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [79550159] [2024-11-01 06:40:26,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [79550159] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:40:26,916 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:40:26,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:40:26,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975557048] [2024-11-01 06:40:26,920 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:40:26,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:40:26,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:40:26,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:40:26,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:40:26,927 INFO L87 Difference]: Start difference. First operand 630 states and 888 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 06:40:31,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-01 06:40:31,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:40:31,948 INFO L93 Difference]: Finished difference Result 1866 states and 2641 transitions. [2024-11-01 06:40:31,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:40:31,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-01 06:40:31,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:40:31,964 INFO L225 Difference]: With dead ends: 1866 [2024-11-01 06:40:31,964 INFO L226 Difference]: Without dead ends: 1233 [2024-11-01 06:40:31,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 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 06:40:31,974 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 869 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 869 SdHoareTripleChecker+Valid, 1825 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-01 06:40:31,974 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [869 Valid, 1825 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-01 06:40:31,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1233 states. [2024-11-01 06:40:32,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1233 to 1230. [2024-11-01 06:40:32,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1230 states, 810 states have (on average 1.2555555555555555) internal successors, (1017), 829 states have internal predecessors, (1017), 363 states have call successors, (363), 58 states have call predecessors, (363), 56 states have return successors, (360), 356 states have call predecessors, (360), 356 states have call successors, (360) [2024-11-01 06:40:32,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1230 states and 1740 transitions. [2024-11-01 06:40:32,069 INFO L78 Accepts]: Start accepts. Automaton has 1230 states and 1740 transitions. Word has length 17 [2024-11-01 06:40:32,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:40:32,070 INFO L471 AbstractCegarLoop]: Abstraction has 1230 states and 1740 transitions. [2024-11-01 06:40:32,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 06:40:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1740 transitions. [2024-11-01 06:40:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-01 06:40:32,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:40:32,078 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:40:32,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-01 06:40:32,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:32,279 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:40:32,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:40:32,280 INFO L85 PathProgramCache]: Analyzing trace with hash -639836513, now seen corresponding path program 1 times [2024-11-01 06:40:32,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:40:32,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548950814] [2024-11-01 06:40:32,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:40:32,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:32,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:40:32,282 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:40:32,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-01 06:40:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:40:34,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:40:34,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:40:35,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:35,412 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:40:37,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:37,556 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:40:37,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548950814] [2024-11-01 06:40:37,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [548950814] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:40:37,557 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:40:37,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:40:37,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520698629] [2024-11-01 06:40:37,557 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:40:37,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:40:37,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:40:37,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:40:37,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:40:37,564 INFO L87 Difference]: Start difference. First operand 1230 states and 1740 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-01 06:40:38,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:40:38,974 INFO L93 Difference]: Finished difference Result 3502 states and 4945 transitions. [2024-11-01 06:40:38,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:40:38,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 49 [2024-11-01 06:40:38,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:40:38,999 INFO L225 Difference]: With dead ends: 3502 [2024-11-01 06:40:38,999 INFO L226 Difference]: Without dead ends: 2275 [2024-11-01 06:40:39,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 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 06:40:39,012 INFO L432 NwaCegarLoop]: 916 mSDtfsCounter, 733 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 733 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-01 06:40:39,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [733 Valid, 1786 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-01 06:40:39,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2275 states. [2024-11-01 06:40:39,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2275 to 2266. [2024-11-01 06:40:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2266 states, 1482 states have (on average 1.246288798920378) internal successors, (1847), 1511 states have internal predecessors, (1847), 677 states have call successors, (677), 108 states have call predecessors, (677), 106 states have return successors, (674), 670 states have call predecessors, (674), 670 states have call successors, (674) [2024-11-01 06:40:39,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 2266 states and 3198 transitions. [2024-11-01 06:40:39,223 INFO L78 Accepts]: Start accepts. Automaton has 2266 states and 3198 transitions. Word has length 49 [2024-11-01 06:40:39,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:40:39,224 INFO L471 AbstractCegarLoop]: Abstraction has 2266 states and 3198 transitions. [2024-11-01 06:40:39,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-01 06:40:39,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 3198 transitions. [2024-11-01 06:40:39,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-01 06:40:39,230 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:40:39,231 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:40:39,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-01 06:40:39,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:39,433 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:40:39,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:40:39,434 INFO L85 PathProgramCache]: Analyzing trace with hash 767283632, now seen corresponding path program 1 times [2024-11-01 06:40:39,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:40:39,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175836573] [2024-11-01 06:40:39,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:40:39,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:40:39,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:40:39,437 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:40:39,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-01 06:40:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:40:42,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 1272 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:40:42,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:40:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:44,101 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:40:47,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:40:47,261 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:40:47,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1175836573] [2024-11-01 06:40:47,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1175836573] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:40:47,261 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:40:47,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-01 06:40:47,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606342824] [2024-11-01 06:40:47,261 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:40:47,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 06:40:47,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:40:47,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 06:40:47,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:40:47,263 INFO L87 Difference]: Start difference. First operand 2266 states and 3198 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-01 06:40:51,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []