/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-b75d321-m [2024-11-04 18:14:16,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 18:14:16,537 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 18:14:16,544 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 18:14:16,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 18:14:16,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 18:14:16,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 18:14:16,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 18:14:16,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 18:14:16,576 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 18:14:16,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 18:14:16,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 18:14:16,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 18:14:16,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 18:14:16,579 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 18:14:16,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 18:14:16,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 18:14:16,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 18:14:16,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 18:14:16,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 18:14:16,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 18:14:16,581 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 18:14:16,585 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 18:14:16,585 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 18:14:16,586 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 18:14:16,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 18:14:16,586 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 18:14:16,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 18:14:16,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 18:14:16,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 18:14:16,587 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 18:14:16,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 18:14:16,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 18:14:16,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 18:14:16,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 18:14:16,588 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 18:14:16,588 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 18:14:16,588 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 18:14:16,588 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 18:14:16,588 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 18:14:16,589 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 18:14:16,589 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 18:14:16,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 18:14:16,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 18:14:16,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 18:14:16,820 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 18:14:16,821 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 18:14:16,822 INFO L431 ainManager$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 [2024-11-04 18:14:18,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 18:14:18,615 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 18:14:18,616 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 [2024-11-04 18:14:18,655 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa95646fb/f0936fc0b8db4692b1a60a8bc5fb0ea2/FLAG310b4baf3 [2024-11-04 18:14:18,815 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa95646fb/f0936fc0b8db4692b1a60a8bc5fb0ea2 [2024-11-04 18:14:18,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 18:14:18,820 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 18:14:18,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 18:14:18,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 18:14:18,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 18:14:18,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 06:14:18" (1/1) ... [2024-11-04 18:14:18,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce1e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:18, skipping insertion in model container [2024-11-04 18:14:18,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 06:14:18" (1/1) ... [2024-11-04 18:14:18,924 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 18:14:19,481 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,496 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,528 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,648 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,662 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,672 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,688 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,711 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,719 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,762 WARN L250 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] [2024-11-04 18:14:19,826 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:14:19,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 18:14:19,866 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 18:14:20,044 WARN L250 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] [2024-11-04 18:14:20,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 18:14:20,127 INFO L204 MainTranslator]: Completed translation [2024-11-04 18:14:20,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20 WrapperNode [2024-11-04 18:14:20,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 18:14:20,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 18:14:20,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 18:14:20,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 18:14:20,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,292 INFO L138 Inliner]: procedures = 139, calls = 755, calls flagged for inlining = 53, calls inlined = 47, statements flattened = 2027 [2024-11-04 18:14:20,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 18:14:20,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 18:14:20,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 18:14:20,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 18:14:20,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,325 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,480 INFO L175 MemorySlicer]: Split 360 memory accesses to 17 slices as follows [2, 51, 42, 1, 2, 49, 19, 2, 8, 1, 7, 121, 16, 24, 6, 1, 8]. 34 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 8, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6]. The 228 writes are split as follows [0, 43, 42, 1, 0, 42, 19, 1, 3, 0, 6, 30, 16, 24, 0, 1, 0]. [2024-11-04 18:14:20,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 18:14:20,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 18:14:20,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 18:14:20,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 18:14:20,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (1/1) ... [2024-11-04 18:14:20,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 18:14:20,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 18:14:20,728 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) [2024-11-04 18:14:20,731 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 [2024-11-04 18:14:20,752 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-04 18:14:20,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-04 18:14:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 18:14:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 18:14:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 18:14:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 18:14:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 18:14:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 18:14:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 18:14:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 18:14:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2024-11-04 18:14:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 18:14:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 18:14:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-04 18:14:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_remove [2024-11-04 18:14:20,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_remove [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 18:14:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-04 18:14:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-04 18:14:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-04 18:14:20,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-04 18:14:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2024-11-04 18:14:20,761 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2024-11-04 18:14:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_modify_write_reg [2024-11-04 18:14:20,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_modify_write_reg [2024-11-04 18:14:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pch_phub_mutex [2024-11-04 18:14:20,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pch_phub_mutex [2024-11-04 18:14:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-04 18:14:20,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-04 18:14:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-04 18:14:20,762 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-04 18:14:20,762 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-04 18:14:20,762 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-04 18:14:20,762 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-04 18:14:20,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-04 18:14:20,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-04 18:14:20,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-04 18:14:20,762 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-04 18:14:20,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-04 18:14:20,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 18:14:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-04 18:14:20,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-04 18:14:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-04 18:14:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-04 18:14:20,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-04 18:14:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-04 18:14:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-04 18:14:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 18:14:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_file [2024-11-04 18:14:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_file [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-04 18:14:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2024-11-04 18:14:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 18:14:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-04 18:14:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 18:14:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-04 18:14:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-04 18:14:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-04 18:14:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-04 18:14:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-04 18:14:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-04 18:14:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 18:14:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-04 18:14:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-04 18:14:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2024-11-04 18:14:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-04 18:14:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-04 18:14:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-04 18:14:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 18:14:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 18:14:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 18:14:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 18:14:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 18:14:20,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 18:14:20,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 18:14:20,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-04 18:14:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-04 18:14:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_serial_rom [2024-11-04 18:14:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_serial_rom [2024-11-04 18:14:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 18:14:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 18:14:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2024-11-04 18:14:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2024-11-04 18:14:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_serial_rom [2024-11-04 18:14:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_serial_rom [2024-11-04 18:14:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2024-11-04 18:14:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2024-11-04 18:14:21,321 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 18:14:21,325 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 18:14:40,954 INFO L? ?]: Removed 605 outVars from TransFormulas that were not future-live. [2024-11-04 18:14:40,955 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 18:14:40,993 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 18:14:40,993 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-04 18:14:40,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 06:14:40 BoogieIcfgContainer [2024-11-04 18:14:40,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 18:14:40,999 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 18:14:41,000 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 18:14:41,003 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 18:14:41,003 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 06:14:18" (1/3) ... [2024-11-04 18:14:41,003 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@115929db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 06:14:41, skipping insertion in model container [2024-11-04 18:14:41,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:14:20" (2/3) ... [2024-11-04 18:14:41,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@115929db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 06:14:41, skipping insertion in model container [2024-11-04 18:14:41,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 06:14:40" (3/3) ... [2024-11-04 18:14:41,005 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2024-11-04 18:14:41,020 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 18:14:41,020 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 18:14:41,124 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 18:14:41,131 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;@3c538497, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 18:14:41,133 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 18:14:41,142 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) [2024-11-04 18:14:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-04 18:14:41,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:14:41,156 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 18:14:41,156 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:14:41,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:14:41,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1351427356, now seen corresponding path program 1 times [2024-11-04 18:14:41,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:14:41,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [165578690] [2024-11-04 18:14:41,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:14:41,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:14:41,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:14:41,178 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) [2024-11-04 18:14:41,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 18:14:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:14:44,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 1124 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:14:44,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:14:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:14:44,812 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:14:45,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:14:45,337 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:14:45,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [165578690] [2024-11-04 18:14:45,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [165578690] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:14:45,338 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:14:45,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:14:45,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999006803] [2024-11-04 18:14:45,340 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:14:45,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:14:45,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:14:45,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:14:45,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:14:45,371 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) [2024-11-04 18:14:49,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:14:49,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:14:49,680 INFO L93 Difference]: Finished difference Result 1270 states and 1827 transitions. [2024-11-04 18:14:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:14:49,686 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 [2024-11-04 18:14:49,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:14:49,707 INFO L225 Difference]: With dead ends: 1270 [2024-11-04 18:14:49,707 INFO L226 Difference]: Without dead ends: 631 [2024-11-04 18:14:49,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:14:49,724 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 [2024-11-04 18:14:49,725 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] [2024-11-04 18:14:49,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2024-11-04 18:14:49,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 631. [2024-11-04 18:14:49,835 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) [2024-11-04 18:14:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 890 transitions. [2024-11-04 18:14:49,847 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 890 transitions. Word has length 15 [2024-11-04 18:14:49,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:14:49,847 INFO L471 AbstractCegarLoop]: Abstraction has 631 states and 890 transitions. [2024-11-04 18:14:49,848 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) [2024-11-04 18:14:49,848 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 890 transitions. [2024-11-04 18:14:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-04 18:14:49,850 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:14:49,850 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 18:14:49,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-04 18:14:50,051 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 [2024-11-04 18:14:50,052 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:14:50,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:14:50,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1055805361, now seen corresponding path program 1 times [2024-11-04 18:14:50,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:14:50,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1744047607] [2024-11-04 18:14:50,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:14:50,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:14:50,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:14:50,055 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) [2024-11-04 18:14:50,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 18:14:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:14:52,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 1125 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:14:52,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:14:53,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:14:53,329 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:14:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:14:53,943 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:14:53,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1744047607] [2024-11-04 18:14:53,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1744047607] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:14:53,944 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:14:53,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:14:53,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011295965] [2024-11-04 18:14:53,944 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:14:53,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:14:53,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:14:53,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:14:53,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:14:53,946 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) [2024-11-04 18:14:58,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:14:58,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:14:58,212 INFO L93 Difference]: Finished difference Result 633 states and 891 transitions. [2024-11-04 18:14:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:14:58,212 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 [2024-11-04 18:14:58,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:14:58,218 INFO L225 Difference]: With dead ends: 633 [2024-11-04 18:14:58,218 INFO L226 Difference]: Without dead ends: 630 [2024-11-04 18:14:58,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:14:58,219 INFO L432 NwaCegarLoop]: 887 mSDtfsCounter, 875 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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 [2024-11-04 18:14:58,220 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] [2024-11-04 18:14:58,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2024-11-04 18:14:58,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 630. [2024-11-04 18:14:58,285 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) [2024-11-04 18:14:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 888 transitions. [2024-11-04 18:14:58,291 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 888 transitions. Word has length 16 [2024-11-04 18:14:58,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:14:58,291 INFO L471 AbstractCegarLoop]: Abstraction has 630 states and 888 transitions. [2024-11-04 18:14:58,291 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) [2024-11-04 18:14:58,291 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 888 transitions. [2024-11-04 18:14:58,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-04 18:14:58,293 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:14:58,293 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 18:14:58,306 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-04 18:14:58,493 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 [2024-11-04 18:14:58,494 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:14:58,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:14:58,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1629396607, now seen corresponding path program 1 times [2024-11-04 18:14:58,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:14:58,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [559577024] [2024-11-04 18:14:58,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:14:58,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:14:58,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:14:58,498 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) [2024-11-04 18:14:58,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 18:15:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:15:00,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:15:00,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:15:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:15:02,069 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:15:03,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:15:03,133 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:15:03,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [559577024] [2024-11-04 18:15:03,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [559577024] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:15:03,133 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:15:03,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:15:03,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564630495] [2024-11-04 18:15:03,134 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:15:03,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:15:03,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:15:03,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:15:03,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:15:03,135 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) [2024-11-04 18:15:07,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:15:07,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:15:07,928 INFO L93 Difference]: Finished difference Result 1866 states and 2641 transitions. [2024-11-04 18:15:07,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:15:07,928 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 [2024-11-04 18:15:07,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:15:07,940 INFO L225 Difference]: With dead ends: 1866 [2024-11-04 18:15:07,941 INFO L226 Difference]: Without dead ends: 1233 [2024-11-04 18:15:07,944 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 [2024-11-04 18:15:07,945 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 869 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s 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, 4.7s IncrementalHoareTripleChecker+Time [2024-11-04 18:15:07,945 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [869 Valid, 1825 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-04 18:15:07,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1233 states. [2024-11-04 18:15:08,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1233 to 1230. [2024-11-04 18:15:08,072 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) [2024-11-04 18:15:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1230 states and 1740 transitions. [2024-11-04 18:15:08,081 INFO L78 Accepts]: Start accepts. Automaton has 1230 states and 1740 transitions. Word has length 17 [2024-11-04 18:15:08,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:15:08,082 INFO L471 AbstractCegarLoop]: Abstraction has 1230 states and 1740 transitions. [2024-11-04 18:15:08,082 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) [2024-11-04 18:15:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1740 transitions. [2024-11-04 18:15:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-04 18:15:08,086 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:15:08,086 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] [2024-11-04 18:15:08,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-04 18:15:08,287 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 [2024-11-04 18:15:08,287 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:15:08,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:15:08,288 INFO L85 PathProgramCache]: Analyzing trace with hash -639836513, now seen corresponding path program 1 times [2024-11-04 18:15:08,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:15:08,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [716472050] [2024-11-04 18:15:08,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:15:08,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:15:08,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:15:08,292 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) [2024-11-04 18:15:08,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-04 18:15:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:15:10,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:15:10,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:15:11,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:15:11,123 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:15:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:15:12,757 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:15:12,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [716472050] [2024-11-04 18:15:12,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [716472050] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:15:12,758 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:15:12,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:15:12,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705029528] [2024-11-04 18:15:12,758 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:15:12,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:15:12,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:15:12,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:15:12,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:15:12,760 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) [2024-11-04 18:15:13,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:15:13,952 INFO L93 Difference]: Finished difference Result 3502 states and 4945 transitions. [2024-11-04 18:15:13,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:15:13,953 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 [2024-11-04 18:15:13,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:15:13,972 INFO L225 Difference]: With dead ends: 3502 [2024-11-04 18:15:13,972 INFO L226 Difference]: Without dead ends: 2275 [2024-11-04 18:15:13,981 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 [2024-11-04 18:15:13,983 INFO L432 NwaCegarLoop]: 916 mSDtfsCounter, 733 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.0s IncrementalHoareTripleChecker+Time [2024-11-04 18:15:13,983 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [733 Valid, 1786 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-04 18:15:13,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2275 states. [2024-11-04 18:15:14,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2275 to 2266. [2024-11-04 18:15:14,195 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) [2024-11-04 18:15:14,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 2266 states and 3198 transitions. [2024-11-04 18:15:14,218 INFO L78 Accepts]: Start accepts. Automaton has 2266 states and 3198 transitions. Word has length 49 [2024-11-04 18:15:14,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:15:14,218 INFO L471 AbstractCegarLoop]: Abstraction has 2266 states and 3198 transitions. [2024-11-04 18:15:14,219 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) [2024-11-04 18:15:14,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 3198 transitions. [2024-11-04 18:15:14,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-04 18:15:14,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:15:14,227 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] [2024-11-04 18:15:14,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-04 18:15:14,427 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 [2024-11-04 18:15:14,428 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:15:14,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:15:14,429 INFO L85 PathProgramCache]: Analyzing trace with hash 767283632, now seen corresponding path program 1 times [2024-11-04 18:15:14,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:15:14,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1421955391] [2024-11-04 18:15:14,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:15:14,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:15:14,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:15:14,432 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) [2024-11-04 18:15:14,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-04 18:15:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:15:16,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 1272 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:15:16,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:15:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:15:17,599 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:15:19,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:15:19,578 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:15:19,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1421955391] [2024-11-04 18:15:19,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1421955391] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:15:19,578 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:15:19,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-04 18:15:19,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561123437] [2024-11-04 18:15:19,578 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:15:19,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-04 18:15:19,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:15:19,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-04 18:15:19,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-04 18:15:19,580 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) [2024-11-04 18:15:23,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:15:44,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:15:44,035 INFO L93 Difference]: Finished difference Result 6659 states and 9405 transitions. [2024-11-04 18:15:44,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 18:15:44,036 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 60 [2024-11-04 18:15:44,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:15:44,075 INFO L225 Difference]: With dead ends: 6659 [2024-11-04 18:15:44,075 INFO L226 Difference]: Without dead ends: 4396 [2024-11-04 18:15:44,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-04 18:15:44,095 INFO L432 NwaCegarLoop]: 1638 mSDtfsCounter, 1507 mSDsluCounter, 1303 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2941 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2024-11-04 18:15:44,095 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1507 Valid, 2941 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 340 Invalid, 1 Unknown, 0 Unchecked, 24.1s Time] [2024-11-04 18:15:44,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4396 states.