/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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 06:43:08,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 06:43:08,751 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 06:43:08,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 06:43:08,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 06:43:08,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 06:43:08,789 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 06:43:08,790 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 06:43:08,791 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 06:43:08,792 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 06:43:08,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 06:43:08,793 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 06:43:08,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 06:43:08,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 06:43:08,794 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 06:43:08,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 06:43:08,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 06:43:08,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 06:43:08,796 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 06:43:08,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 06:43:08,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 06:43:08,800 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 06:43:08,800 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 06:43:08,801 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 06:43:08,801 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 06:43:08,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 06:43:08,801 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 06:43:08,802 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 06:43:08,802 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 06:43:08,803 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 06:43:08,803 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 06:43:08,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:43:08,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 06:43:08,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 06:43:08,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 06:43:08,805 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 06:43:08,806 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 06:43:08,806 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 06:43:08,806 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 06:43:08,806 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 06:43:08,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 06:43:08,807 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 06:43:08,807 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-01 06:43:09,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 06:43:09,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 06:43:09,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 06:43:09,172 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 06:43:09,172 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 06:43:09,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2024-11-01 06:43:10,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 06:43:11,169 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 06:43:11,170 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2024-11-01 06:43:11,209 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc817889/e076dc2598de43c3943e1492b82c3e0b/FLAG678f7a560 [2024-11-01 06:43:11,225 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc817889/e076dc2598de43c3943e1492b82c3e0b [2024-11-01 06:43:11,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 06:43:11,229 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 06:43:11,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 06:43:11,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 06:43:11,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 06:43:11,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:43:11" (1/1) ... [2024-11-01 06:43:11,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751ce3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:11, skipping insertion in model container [2024-11-01 06:43:11,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:43:11" (1/1) ... [2024-11-01 06:43:11,316 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 06:43:12,001 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2024-11-01 06:43:12,035 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,038 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,064 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,065 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,150 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,156 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,161 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,169 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,180 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,181 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,194 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,199 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,200 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,209 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,211 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,236 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,241 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,244 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,248 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,253 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,254 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,255 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,257 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,257 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,266 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,267 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,268 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,286 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,287 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,351 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:12,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:43:12,390 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 06:43:12,498 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2024-11-01 06:43:12,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:43:12,756 INFO L204 MainTranslator]: Completed translation [2024-11-01 06:43:12,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12 WrapperNode [2024-11-01 06:43:12,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 06:43:12,759 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 06:43:12,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 06:43:12,760 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 06:43:12,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:12,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:12,979 INFO L138 Inliner]: procedures = 122, calls = 1240, calls flagged for inlining = 52, calls inlined = 49, statements flattened = 2578 [2024-11-01 06:43:12,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 06:43:12,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 06:43:12,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 06:43:12,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 06:43:12,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:12,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,016 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,196 INFO L175 MemorySlicer]: Split 666 memory accesses to 14 slices as follows [2, 22, 6, 5, 175, 44, 83, 5, 175, 125, 7, 7, 2, 8]. 26 percent of accesses are in the largest equivalence class. The 213 initializations are split as follows [2, 0, 0, 5, 5, 0, 63, 5, 0, 125, 0, 0, 0, 8]. The 322 writes are split as follows [0, 4, 6, 0, 97, 44, 20, 0, 150, 0, 0, 0, 1, 0]. [2024-11-01 06:43:13,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 06:43:13,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 06:43:13,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 06:43:13,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 06:43:13,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (1/1) ... [2024-11-01 06:43:13,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:43:13,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 06:43:13,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-01 06:43:13,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-01 06:43:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 06:43:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 06:43:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 06:43:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 06:43:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 06:43:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 06:43:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 06:43:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 06:43:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-01 06:43:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-01 06:43:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-01 06:43:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-01 06:43:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-01 06:43:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-01 06:43:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-01 06:43:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-01 06:43:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-01 06:43:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-01 06:43:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-01 06:43:13,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-01 06:43:13,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 06:43:13,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-01 06:43:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-01 06:43:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-01 06:43:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 06:43:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 06:43:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 06:43:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 06:43:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 06:43:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 06:43:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 06:43:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-01 06:43:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-01 06:43:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-01 06:43:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-01 06:43:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-01 06:43:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-01 06:43:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-01 06:43:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-01 06:43:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-01 06:43:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-01 06:43:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-01 06:43:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 06:43:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 06:43:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 06:43:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-01 06:43:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-01 06:43:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-01 06:43:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 06:43:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 06:43:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-01 06:43:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-01 06:43:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 06:43:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 06:43:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-01 06:43:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-01 06:43:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 06:43:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 06:43:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 06:43:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 06:43:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-01 06:43:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-01 06:43:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 06:43:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 06:43:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 06:43:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-01 06:43:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 06:43:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 06:43:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 06:43:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 06:43:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 06:43:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-01 06:43:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-01 06:43:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 06:43:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 06:43:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 06:43:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 06:43:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2024-11-01 06:43:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure gtco_disconnect [2024-11-01 06:43:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure gtco_disconnect [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2024-11-01 06:43:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 06:43:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 06:43:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-01 06:43:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2024-11-01 06:43:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-01 06:43:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 06:43:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 06:43:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-01 06:43:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-01 06:43:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-01 06:43:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-01 06:43:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-01 06:43:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-01 06:43:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-01 06:43:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-01 06:43:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 06:43:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-01 06:43:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2024-11-01 06:43:13,502 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 06:43:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-01 06:43:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-01 06:43:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-11-01 06:43:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-11-01 06:43:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-01 06:43:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-01 06:43:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 06:43:13,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 06:43:14,070 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 06:43:14,072 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 06:43:14,093 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 06:43:14,148 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2024-11-01 06:43:43,644 INFO L? ?]: Removed 908 outVars from TransFormulas that were not future-live. [2024-11-01 06:43:43,645 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 06:43:43,686 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 06:43:43,686 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-01 06:43:43,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:43:43 BoogieIcfgContainer [2024-11-01 06:43:43,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 06:43:43,688 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 06:43:43,689 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 06:43:43,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 06:43:43,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 06:43:11" (1/3) ... [2024-11-01 06:43:43,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f698805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:43:43, skipping insertion in model container [2024-11-01 06:43:43,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:12" (2/3) ... [2024-11-01 06:43:43,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f698805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:43:43, skipping insertion in model container [2024-11-01 06:43:43,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:43:43" (3/3) ... [2024-11-01 06:43:43,697 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2024-11-01 06:43:43,714 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 06:43:43,714 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 06:43:43,798 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 06:43:43,804 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;@49ba60a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 06:43:43,805 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 06:43:43,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 503 states, 363 states have (on average 1.3691460055096418) internal successors, (497), 389 states have internal predecessors, (497), 119 states have call successors, (119), 21 states have call predecessors, (119), 19 states have return successors, (115), 103 states have call predecessors, (115), 115 states have call successors, (115) [2024-11-01 06:43:43,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-01 06:43:43,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:43:43,822 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] [2024-11-01 06:43:43,823 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:43:43,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:43:43,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1760506078, now seen corresponding path program 1 times [2024-11-01 06:43:43,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:43:43,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003872417] [2024-11-01 06:43:43,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:43:43,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:43:43,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:43:43,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:43:43,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 06:43:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:43:46,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 1348 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:43:46,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:43:47,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:43:47,813 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:43:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:43:48,808 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:43:48,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003872417] [2024-11-01 06:43:48,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1003872417] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:43:48,809 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:43:48,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-01 06:43:48,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330328467] [2024-11-01 06:43:48,811 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:43:48,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 06:43:48,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:43:48,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 06:43:48,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:43:48,838 INFO L87 Difference]: Start difference. First operand has 503 states, 363 states have (on average 1.3691460055096418) internal successors, (497), 389 states have internal predecessors, (497), 119 states have call successors, (119), 21 states have call predecessors, (119), 19 states have return successors, (115), 103 states have call predecessors, (115), 115 states have call successors, (115) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-01 06:43:52,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-01 06:44:08,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:44:08,884 INFO L93 Difference]: Finished difference Result 1931 states and 2913 transitions. [2024-11-01 06:44:08,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 06:44:08,887 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2024-11-01 06:44:08,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:44:08,907 INFO L225 Difference]: With dead ends: 1931 [2024-11-01 06:44:08,907 INFO L226 Difference]: Without dead ends: 1409 [2024-11-01 06:44:08,915 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:44:08,918 INFO L432 NwaCegarLoop]: 730 mSDtfsCounter, 1377 mSDsluCounter, 1806 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 2536 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2024-11-01 06:44:08,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1377 Valid, 2536 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 250 Invalid, 1 Unknown, 0 Unchecked, 19.8s Time] [2024-11-01 06:44:08,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2024-11-01 06:44:09,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1409. [2024-11-01 06:44:09,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1025 states have (on average 1.3473170731707318) internal successors, (1381), 1077 states have internal predecessors, (1381), 330 states have call successors, (330), 54 states have call predecessors, (330), 53 states have return successors, (325), 289 states have call predecessors, (325), 325 states have call successors, (325) [2024-11-01 06:44:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 2036 transitions. [2024-11-01 06:44:09,108 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 2036 transitions. Word has length 22 [2024-11-01 06:44:09,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:44:09,108 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 2036 transitions. [2024-11-01 06:44:09,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-01 06:44:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2036 transitions. [2024-11-01 06:44:09,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-01 06:44:09,112 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:44:09,112 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:44:09,127 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-01 06:44:09,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:44:09,313 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:44:09,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:44:09,314 INFO L85 PathProgramCache]: Analyzing trace with hash -550638105, now seen corresponding path program 1 times [2024-11-01 06:44:09,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:44:09,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [280877967] [2024-11-01 06:44:09,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:44:09,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:44:09,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:44:09,336 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:44:09,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-01 06:44:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:44:11,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:44:11,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:44:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 06:44:11,861 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:44:12,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 06:44:12,398 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:44:12,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [280877967] [2024-11-01 06:44:12,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [280877967] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:44:12,399 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:44:12,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:44:12,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404552996] [2024-11-01 06:44:12,399 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:44:12,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:44:12,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:44:12,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:44:12,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:44:12,401 INFO L87 Difference]: Start difference. First operand 1409 states and 2036 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-01 06:44:12,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:44:12,769 INFO L93 Difference]: Finished difference Result 1435 states and 2068 transitions. [2024-11-01 06:44:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:44:12,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2024-11-01 06:44:12,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:44:12,778 INFO L225 Difference]: With dead ends: 1435 [2024-11-01 06:44:12,779 INFO L226 Difference]: Without dead ends: 1422 [2024-11-01 06:44:12,780 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:44:12,781 INFO L432 NwaCegarLoop]: 721 mSDtfsCounter, 701 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 737 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-01 06:44:12,781 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 737 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-01 06:44:12,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2024-11-01 06:44:12,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 1409. [2024-11-01 06:44:12,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1025 states have (on average 1.3463414634146342) internal successors, (1380), 1077 states have internal predecessors, (1380), 330 states have call successors, (330), 54 states have call predecessors, (330), 53 states have return successors, (325), 289 states have call predecessors, (325), 325 states have call successors, (325) [2024-11-01 06:44:12,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 2035 transitions. [2024-11-01 06:44:12,874 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 2035 transitions. Word has length 32 [2024-11-01 06:44:12,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:44:12,874 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 2035 transitions. [2024-11-01 06:44:12,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-01 06:44:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2035 transitions. [2024-11-01 06:44:12,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-01 06:44:12,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:44:12,878 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:44:12,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-01 06:44:13,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:44:13,079 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:44:13,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:44:13,080 INFO L85 PathProgramCache]: Analyzing trace with hash -493379803, now seen corresponding path program 1 times [2024-11-01 06:44:13,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:44:13,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1350206892] [2024-11-01 06:44:13,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:44:13,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:44:13,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:44:13,082 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:44:13,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-01 06:44:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:44:15,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 1391 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 06:44:15,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:44:21,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 06:44:21,528 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:44:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 06:44:24,389 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:44:24,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1350206892] [2024-11-01 06:44:24,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1350206892] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:44:24,389 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:44:24,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 4 [2024-11-01 06:44:24,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789791386] [2024-11-01 06:44:24,389 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:44:24,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 06:44:24,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:44:24,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 06:44:24,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:44:24,391 INFO L87 Difference]: Start difference. First operand 1409 states and 2035 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-01 06:44:26,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:44:26,203 INFO L93 Difference]: Finished difference Result 4204 states and 6095 transitions. [2024-11-01 06:44:26,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 06:44:26,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 32 [2024-11-01 06:44:26,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:44:26,224 INFO L225 Difference]: With dead ends: 4204 [2024-11-01 06:44:26,224 INFO L226 Difference]: Without dead ends: 2807 [2024-11-01 06:44:26,231 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:44:26,234 INFO L432 NwaCegarLoop]: 707 mSDtfsCounter, 1146 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 1396 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-01 06:44:26,234 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1146 Valid, 1396 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-01 06:44:26,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2024-11-01 06:44:26,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2795. [2024-11-01 06:44:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2795 states, 2036 states have (on average 1.3447937131630647) internal successors, (2738), 2136 states have internal predecessors, (2738), 653 states have call successors, (653), 106 states have call predecessors, (653), 105 states have return successors, (657), 576 states have call predecessors, (657), 648 states have call successors, (657) [2024-11-01 06:44:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2795 states and 4048 transitions. [2024-11-01 06:44:26,455 INFO L78 Accepts]: Start accepts. Automaton has 2795 states and 4048 transitions. Word has length 32 [2024-11-01 06:44:26,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:44:26,456 INFO L471 AbstractCegarLoop]: Abstraction has 2795 states and 4048 transitions. [2024-11-01 06:44:26,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-01 06:44:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2795 states and 4048 transitions. [2024-11-01 06:44:26,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-01 06:44:26,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:44:26,459 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:44:26,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-01 06:44:26,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:44:26,660 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:44:26,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:44:26,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1884837444, now seen corresponding path program 1 times [2024-11-01 06:44:26,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:44:26,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1548902836] [2024-11-01 06:44:26,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:44:26,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:44:26,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:44:26,666 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:44:26,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-01 06:44:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:44:29,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 06:44:29,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:44:37,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 06:44:37,023 INFO L311 TraceCheckSpWp]: Computing backward predicates...