/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-03 22:14:46,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-03 22:14:46,914 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-03 22:14:46,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-03 22:14:46,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-03 22:14:46,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-03 22:14:46,945 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-03 22:14:46,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-03 22:14:46,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-03 22:14:46,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-03 22:14:46,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-03 22:14:46,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-03 22:14:46,949 INFO L153 SettingsManager]: * Use SBE=true [2024-04-03 22:14:46,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-03 22:14:46,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-03 22:14:46,951 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-03 22:14:46,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-03 22:14:46,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-03 22:14:46,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-03 22:14:46,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-03 22:14:46,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-03 22:14:46,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-03 22:14:46,952 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-03 22:14:46,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-03 22:14:46,952 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-03 22:14:46,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-03 22:14:46,953 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-03 22:14:46,953 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-03 22:14:46,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-03 22:14:46,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 22:14:46,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-03 22:14:46,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-03 22:14:46,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-03 22:14:46,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-03 22:14:46,955 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-03 22:14:46,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-03 22:14:46,955 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-03 22:14:46,955 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-03 22:14:46,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-03 22:14:46,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-03 22:14:47,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-03 22:14:47,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-03 22:14:47,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-03 22:14:47,230 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-03 22:14:47,231 INFO L274 PluginConnector]: CDTParser initialized [2024-04-03 22:14:47,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-03 22:14:48,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-03 22:14:48,522 INFO L384 CDTParser]: Found 1 translation units. [2024-04-03 22:14:48,522 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-03 22:14:48,558 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ca31e5902/6724f8e22c594850903bb99c08b32227/FLAGf57b3c28e [2024-04-03 22:14:48,573 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ca31e5902/6724f8e22c594850903bb99c08b32227 [2024-04-03 22:14:48,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-03 22:14:48,578 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-03 22:14:48,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-03 22:14:48,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-03 22:14:48,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-03 22:14:48,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 10:14:48" (1/1) ... [2024-04-03 22:14:48,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1dde43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:48, skipping insertion in model container [2024-04-03 22:14:48,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 10:14:48" (1/1) ... [2024-04-03 22:14:48,742 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-03 22:14:49,017 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-04-03 22:14:51,639 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-03 22:14:51,640 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-03 22:14:51,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 22:14:51,702 INFO L202 MainTranslator]: Completed pre-run [2024-04-03 22:14:51,713 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-04-03 22:14:51,775 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-03 22:14:51,777 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-03 22:14:51,777 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-03 22:14:51,777 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-03 22:14:51,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-03 22:14:51,940 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-03 22:14:51,941 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-03 22:14:51,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 22:14:52,320 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:14:52,321 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:14:52,321 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:14:52,321 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:14:52,321 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:14:52,321 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:14:52,327 INFO L206 MainTranslator]: Completed translation [2024-04-03 22:14:52,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52 WrapperNode [2024-04-03 22:14:52,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-03 22:14:52,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-03 22:14:52,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-03 22:14:52,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-03 22:14:52,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,492 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 75, statements flattened = 839 [2024-04-03 22:14:52,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-03 22:14:52,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-03 22:14:52,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-03 22:14:52,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-03 22:14:52,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,510 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,510 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,584 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-03 22:14:52,585 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-03 22:14:52,585 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-03 22:14:52,585 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-03 22:14:52,586 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (1/1) ... [2024-04-03 22:14:52,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 22:14:52,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:14:52,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-03 22:14:52,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-03 22:14:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-03 22:14:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-03 22:14:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-03 22:14:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-03 22:14:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-03 22:14:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-03 22:14:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-03 22:14:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-03 22:14:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-03 22:14:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-03 22:14:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-03 22:14:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-03 22:14:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-03 22:14:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-03 22:14:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-03 22:14:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-03 22:14:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-03 22:14:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-03 22:14:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-03 22:14:52,684 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-03 22:14:53,062 INFO L241 CfgBuilder]: Building ICFG [2024-04-03 22:14:53,064 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-03 22:14:53,856 INFO L282 CfgBuilder]: Performing block encoding [2024-04-03 22:14:53,883 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-03 22:14:53,883 INFO L309 CfgBuilder]: Removed 25 assume(true) statements. [2024-04-03 22:14:53,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 10:14:53 BoogieIcfgContainer [2024-04-03 22:14:53,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-03 22:14:53,886 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-03 22:14:53,886 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-03 22:14:53,888 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-03 22:14:53,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 10:14:48" (1/3) ... [2024-04-03 22:14:53,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ff5eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 10:14:53, skipping insertion in model container [2024-04-03 22:14:53,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:14:52" (2/3) ... [2024-04-03 22:14:53,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ff5eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 10:14:53, skipping insertion in model container [2024-04-03 22:14:53,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 10:14:53" (3/3) ... [2024-04-03 22:14:53,890 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-03 22:14:53,896 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-03 22:14:53,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-03 22:14:53,903 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-04-03 22:14:53,903 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-03 22:14:54,002 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-03 22:14:54,045 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-03 22:14:54,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-03 22:14:54,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:14:54,048 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-03 22:14:54,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-03 22:14:54,078 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-03 22:14:54,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:54,091 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-03 22:14:54,097 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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;@6700f914, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-03 22:14:54,097 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-03 22:14:54,190 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:14:54,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:54,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1222302897, now seen corresponding path program 1 times [2024-04-03 22:14:54,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:54,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214178223] [2024-04-03 22:14:54,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:54,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:14:54,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:54,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214178223] [2024-04-03 22:14:54,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214178223] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:54,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:54,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-03 22:14:54,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947306801] [2024-04-03 22:14:54,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:54,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-03 22:14:54,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:54,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-03 22:14:54,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-03 22:14:54,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:54,855 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:54,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 206.5) internal successors, (413), 2 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:14:54,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:54,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:54,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-03 22:14:54,919 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:14:54,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:54,920 INFO L85 PathProgramCache]: Analyzing trace with hash -940962004, now seen corresponding path program 1 times [2024-04-03 22:14:54,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:54,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646737886] [2024-04-03 22:14:54,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:54,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:55,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:14:55,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:55,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646737886] [2024-04-03 22:14:55,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646737886] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:55,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:55,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-03 22:14:55,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840947664] [2024-04-03 22:14:55,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:55,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-03 22:14:55,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:55,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-03 22:14:55,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-03 22:14:55,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,586 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:55,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 45.77777777777778) internal successors, (412), 9 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:14:55,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:14:55,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-03 22:14:55,756 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:14:55,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:55,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1480243170, now seen corresponding path program 1 times [2024-04-03 22:14:55,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:55,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100161693] [2024-04-03 22:14:55,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:55,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:14:56,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:56,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100161693] [2024-04-03 22:14:56,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100161693] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:56,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:56,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-03 22:14:56,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793232157] [2024-04-03 22:14:56,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:56,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-03 22:14:56,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:56,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-03 22:14:56,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-03 22:14:56,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:56,666 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:56,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 86.6) internal successors, (433), 5 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:14:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:14:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:56,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:56,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:14:56,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:14:56,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-03 22:14:56,723 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:14:56,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:56,725 INFO L85 PathProgramCache]: Analyzing trace with hash 941801174, now seen corresponding path program 1 times [2024-04-03 22:14:56,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:56,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10787949] [2024-04-03 22:14:56,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:56,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:14:57,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:57,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10787949] [2024-04-03 22:14:57,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10787949] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 22:14:57,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657725332] [2024-04-03 22:14:57,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:57,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 22:14:57,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:14:57,382 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 22:14:57,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-03 22:14:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:57,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-03 22:14:57,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 22:14:57,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-03 22:14:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:14:57,949 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-03 22:14:57,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657725332] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:57,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-03 22:14:57,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-03 22:14:57,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698155362] [2024-04-03 22:14:57,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:57,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-03 22:14:57,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:58,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-03 22:14:58,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-04-03 22:14:58,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:58,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:58,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 63.0) internal successors, (441), 7 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:14:58,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:58,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:14:58,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:14:58,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:58,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:58,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:14:58,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:14:58,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:14:58,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-03 22:14:58,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 22:14:58,378 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:14:58,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:58,379 INFO L85 PathProgramCache]: Analyzing trace with hash -868660380, now seen corresponding path program 1 times [2024-04-03 22:14:58,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:58,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884437002] [2024-04-03 22:14:58,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:58,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:14:58,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:58,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884437002] [2024-04-03 22:14:58,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884437002] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 22:14:58,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235121201] [2024-04-03 22:14:58,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:58,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 22:14:58,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:14:58,987 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 22:14:59,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-03 22:14:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:59,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 201 conjunts are in the unsatisfiable core [2024-04-03 22:14:59,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 22:15:00,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:00,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:15:00,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:00,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:15:00,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:00,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:15:00,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:00,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:15:00,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:00,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:15:01,139 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-03 22:15:01,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-03 22:15:01,221 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-03 22:15:01,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-03 22:15:01,280 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-03 22:15:01,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-03 22:15:01,360 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-04-03 22:15:01,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-04-03 22:15:01,529 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-04-03 22:15:01,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2024-04-03 22:15:01,760 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-03 22:15:01,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-03 22:15:01,910 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-03 22:15:01,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-03 22:15:02,042 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-03 22:15:02,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-03 22:15:02,180 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2024-04-03 22:15:02,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2024-04-03 22:15:02,478 INFO L349 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2024-04-03 22:15:02,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 32 treesize of output 57 [2024-04-03 22:15:04,937 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2024-04-03 22:15:04,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2024-04-03 22:15:06,886 INFO L349 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2024-04-03 22:15:06,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 42 treesize of output 81 [2024-04-03 22:15:12,284 INFO L349 Elim1Store]: treesize reduction 126, result has 33.7 percent of original size [2024-04-03 22:15:12,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 47 treesize of output 93 [2024-04-03 22:15:23,125 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-03 22:15:23,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-03 22:15:23,889 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-03 22:15:23,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-03 22:15:24,608 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-03 22:15:24,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-03 22:15:25,337 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-03 22:15:25,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-03 22:15:26,055 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-03 22:15:26,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-03 22:15:26,782 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-03 22:15:26,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-03 22:15:27,521 INFO L349 Elim1Store]: treesize reduction 144, result has 33.6 percent of original size [2024-04-03 22:15:27,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 52 treesize of output 105 [2024-04-03 22:15:45,009 INFO L349 Elim1Store]: treesize reduction 180, result has 31.3 percent of original size [2024-04-03 22:15:45,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 18 case distinctions, treesize of input 59 treesize of output 112 [2024-04-03 22:15:50,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:15:50,086 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-03 22:15:50,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 80 [2024-04-03 22:15:57,854 INFO L349 Elim1Store]: treesize reduction 180, result has 31.3 percent of original size [2024-04-03 22:15:57,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 18 case distinctions, treesize of input 59 treesize of output 112 [2024-04-03 22:16:22,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:16:34,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:34,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 73 [2024-04-03 22:16:37,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:37,698 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-03 22:16:37,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 80 [2024-04-03 22:16:42,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:42,596 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-03 22:16:42,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 35 [2024-04-03 22:16:42,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:16:43,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:43,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:16:44,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:44,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:16:44,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-03 22:16:47,711 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-04-03 22:16:47,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 64 [2024-04-03 22:16:47,843 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-03 22:16:47,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 67 [2024-04-03 22:16:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:16:48,032 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 22:16:48,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:16:48,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1235121201] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-03 22:16:48,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-03 22:16:48,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6, 49] total 58 [2024-04-03 22:16:48,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462367447] [2024-04-03 22:16:48,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:16:48,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-03 22:16:48,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:16:48,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-03 22:16:48,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=2935, Unknown=20, NotChecked=0, Total=3306 [2024-04-03 22:16:48,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:16:48,312 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:16:48,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 77.14285714285714) internal successors, (540), 7 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:16:48,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:16:48,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:16:48,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:16:48,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:16:48,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:16:52,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:16:52,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:16:52,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:16:52,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 22:16:52,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:16:52,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-03 22:16:52,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 22:16:52,455 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:16:52,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:16:52,456 INFO L85 PathProgramCache]: Analyzing trace with hash -284476356, now seen corresponding path program 2 times [2024-04-03 22:16:52,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:16:52,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502336406] [2024-04-03 22:16:52,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:16:52,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:16:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:16:53,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:16:53,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:16:53,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502336406] [2024-04-03 22:16:53,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502336406] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 22:16:53,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1673243098] [2024-04-03 22:16:53,104 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-03 22:16:53,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 22:16:53,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:16:53,107 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 22:16:53,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-03 22:16:54,100 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-03 22:16:54,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 22:16:54,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 30 conjunts are in the unsatisfiable core [2024-04-03 22:16:54,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 22:16:55,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-03 22:16:55,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:16:55,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-03 22:16:55,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-03 22:16:55,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:16:55,469 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-03 22:16:55,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1673243098] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:16:55,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-03 22:16:55,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [6] total 21 [2024-04-03 22:16:55,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822966470] [2024-04-03 22:16:55,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:16:55,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-04-03 22:16:55,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:16:56,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1446 treesize of output 1350 [2024-04-03 22:16:56,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1129349515, now seen corresponding path program 1 times [2024-04-03 22:16:56,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:16:56,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:16:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:16:57,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:16:57,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:16:57,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:16:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:16:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:16:57,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2024-04-03 22:16:57,885 INFO L85 PathProgramCache]: Analyzing trace with hash 400143415, now seen corresponding path program 1 times [2024-04-03 22:16:57,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:16:57,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:16:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:16:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:16:58,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:16:58,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:16:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:16:58,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:16:59,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-04-03 22:16:59,045 INFO L85 PathProgramCache]: Analyzing trace with hash 580626568, now seen corresponding path program 1 times [2024-04-03 22:16:59,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:16:59,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:16:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:16:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:16:59,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:16:59,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:16:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:16:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:17:00,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2024-04-03 22:17:00,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1716093999, now seen corresponding path program 1 times [2024-04-03 22:17:00,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:00,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:00,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:00,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:00,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:00,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:00,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2024-04-03 22:17:01,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1893348139, now seen corresponding path program 1 times [2024-04-03 22:17:01,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:01,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:01,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:01,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:01,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:01,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2024-04-03 22:17:01,856 INFO L85 PathProgramCache]: Analyzing trace with hash 59346076, now seen corresponding path program 1 times [2024-04-03 22:17:01,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:01,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:02,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:02,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:02,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:02,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:02,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-03 22:17:02,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2024-04-03 22:17:02,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:02,598 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:17:02,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 57.05555555555556) internal successors, (1027), 19 states have internal predecessors, (1027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:17:02,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:02,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:17:02,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:17:02,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 22:17:02,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:17:02,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:17:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:17:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 22:17:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:17:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-03 22:17:13,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-03 22:17:13,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-03 22:17:13,296 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:17:13,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:17:13,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1668035140, now seen corresponding path program 3 times [2024-04-03 22:17:13,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:17:13,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143350964] [2024-04-03 22:17:13,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:13,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:17:13,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:17:13,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143350964] [2024-04-03 22:17:13,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143350964] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 22:17:13,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395106971] [2024-04-03 22:17:13,910 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-03 22:17:13,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 22:17:13,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:17:13,911 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 22:17:13,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-03 22:17:14,771 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-04-03 22:17:14,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 22:17:14,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 33 conjunts are in the unsatisfiable core [2024-04-03 22:17:14,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 22:17:15,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-03 22:17:15,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:17:15,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-03 22:17:17,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 22:17:17,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-03 22:17:17,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-03 22:17:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:17,195 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-03 22:17:17,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395106971] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:17:17,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-03 22:17:17,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [6] total 24 [2024-04-03 22:17:17,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347782910] [2024-04-03 22:17:17,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:17:17,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-03 22:17:17,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:17:18,501 INFO L349 Elim1Store]: treesize reduction 9, result has 30.8 percent of original size [2024-04-03 22:17:18,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 381 treesize of output 355 [2024-04-03 22:17:18,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2024-04-03 22:17:18,615 INFO L85 PathProgramCache]: Analyzing trace with hash 804339075, now seen corresponding path program 1 times [2024-04-03 22:17:18,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:18,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:18,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:17:18,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:18,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:17:19,455 INFO L349 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2024-04-03 22:17:19,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 39 [2024-04-03 22:17:19,505 INFO L85 PathProgramCache]: Analyzing trace with hash -746351035, now seen corresponding path program 1 times [2024-04-03 22:17:19,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:19,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:19,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:19,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:20,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:20,088 INFO L349 Elim1Store]: treesize reduction 9, result has 30.8 percent of original size [2024-04-03 22:17:20,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 31 [2024-04-03 22:17:20,135 INFO L85 PathProgramCache]: Analyzing trace with hash -880038250, now seen corresponding path program 1 times [2024-04-03 22:17:20,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:20,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:20,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:17:20,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:20,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:20,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:17:20,769 INFO L349 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2024-04-03 22:17:20,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 39 [2024-04-03 22:17:20,801 INFO L85 PathProgramCache]: Analyzing trace with hash -953899553, now seen corresponding path program 1 times [2024-04-03 22:17:20,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:20,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:21,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:21,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:21,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:21,454 INFO L349 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2024-04-03 22:17:21,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 39 [2024-04-03 22:17:21,509 INFO L85 PathProgramCache]: Analyzing trace with hash -997717789, now seen corresponding path program 1 times [2024-04-03 22:17:21,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:21,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:21,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:21,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:21,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:22,149 INFO L349 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2024-04-03 22:17:22,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 39 [2024-04-03 22:17:22,188 INFO L85 PathProgramCache]: Analyzing trace with hash 2085787690, now seen corresponding path program 1 times [2024-04-03 22:17:22,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:22,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:22,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:22,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:22,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:22,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:22,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-03 22:17:22,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=769, Unknown=0, NotChecked=0, Total=870 [2024-04-03 22:17:22,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:22,855 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:17:22,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 42.42857142857143) internal successors, (891), 22 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:17:22,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:22,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:17:22,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:17:22,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 22:17:22,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:17:22,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-03 22:17:22,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:30,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:30,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:17:30,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:17:30,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 22:17:30,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:17:30,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-03 22:17:30,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-03 22:17:30,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-04-03 22:17:30,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30,SelfDestructingSolverStorable20,SelfDestructingSolverStorable18,SelfDestructingSolverStorable29,SelfDestructingSolverStorable19,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-04-03 22:17:30,925 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-03 22:17:30,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:17:30,926 INFO L85 PathProgramCache]: Analyzing trace with hash -955887911, now seen corresponding path program 1 times [2024-04-03 22:17:30,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:17:30,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647584336] [2024-04-03 22:17:30,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:17:30,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:17:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:17:31,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-03 22:17:31,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:17:31,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647584336] [2024-04-03 22:17:31,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647584336] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:17:31,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:17:31,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-03 22:17:31,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554288496] [2024-04-03 22:17:31,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:17:31,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-03 22:17:31,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:17:31,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-03 22:17:31,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-03 22:17:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:31,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:17:31,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 44.0) internal successors, (264), 6 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-03 22:17:31,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:17:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-03 22:17:34,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:17:34,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 22:17:34,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 22:17:34,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-03 22:17:34,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-03 22:17:34,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-03 22:17:34,420 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-04-03 22:17:34,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-04-03 22:17:34,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-04-03 22:17:34,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2024-04-03 22:17:34,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-04-03 22:17:34,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-04-03 22:17:34,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-04-03 22:17:34,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-04-03 22:17:34,425 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-03 22:17:34,428 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-03 22:17:34,428 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-03 22:17:34,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 10:17:34 BasicIcfg [2024-04-03 22:17:34,431 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-03 22:17:34,432 INFO L158 Benchmark]: Toolchain (without parser) took 165853.48ms. Allocated memory was 287.3MB in the beginning and 4.1GB in the end (delta: 3.9GB). Free memory was 205.4MB in the beginning and 3.4GB in the end (delta: -3.1GB). Peak memory consumption was 708.3MB. Max. memory is 8.0GB. [2024-04-03 22:17:34,432 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 287.3MB. Free memory is still 256.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-03 22:17:34,432 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3747.41ms. Allocated memory was 287.3MB in the beginning and 417.3MB in the end (delta: 130.0MB). Free memory was 205.3MB in the beginning and 254.8MB in the end (delta: -49.5MB). Peak memory consumption was 100.2MB. Max. memory is 8.0GB. [2024-04-03 22:17:34,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.84ms. Allocated memory is still 417.3MB. Free memory was 254.8MB in the beginning and 242.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-03 22:17:34,433 INFO L158 Benchmark]: Boogie Preprocessor took 91.00ms. Allocated memory is still 417.3MB. Free memory was 242.2MB in the beginning and 235.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-03 22:17:34,433 INFO L158 Benchmark]: RCFGBuilder took 1299.27ms. Allocated memory is still 417.3MB. Free memory was 235.9MB in the beginning and 309.5MB in the end (delta: -73.5MB). Peak memory consumption was 57.0MB. Max. memory is 8.0GB. [2024-04-03 22:17:34,434 INFO L158 Benchmark]: TraceAbstraction took 160544.99ms. Allocated memory was 417.3MB in the beginning and 4.1GB in the end (delta: 3.7GB). Free memory was 308.4MB in the beginning and 3.4GB in the end (delta: -3.0GB). Peak memory consumption was 680.1MB. Max. memory is 8.0GB. [2024-04-03 22:17:34,434 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 287.3MB. Free memory is still 256.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3747.41ms. Allocated memory was 287.3MB in the beginning and 417.3MB in the end (delta: 130.0MB). Free memory was 205.3MB in the beginning and 254.8MB in the end (delta: -49.5MB). Peak memory consumption was 100.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 164.84ms. Allocated memory is still 417.3MB. Free memory was 254.8MB in the beginning and 242.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 91.00ms. Allocated memory is still 417.3MB. Free memory was 242.2MB in the beginning and 235.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1299.27ms. Allocated memory is still 417.3MB. Free memory was 235.9MB in the beginning and 309.5MB in the end (delta: -73.5MB). Peak memory consumption was 57.0MB. Max. memory is 8.0GB. * TraceAbstraction took 160544.99ms. Allocated memory was 417.3MB in the beginning and 4.1GB in the end (delta: 3.7GB). Free memory was 308.4MB in the beginning and 3.4GB in the end (delta: -3.0GB). Peak memory consumption was 680.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 620300, independent: 595926, independent conditional: 595501, independent unconditional: 425, dependent: 24355, dependent conditional: 24328, dependent unconditional: 27, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 596837, independent: 595926, independent conditional: 595501, independent unconditional: 425, dependent: 892, dependent conditional: 892, dependent unconditional: 0, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 596837, independent: 595926, independent conditional: 595501, independent unconditional: 425, dependent: 892, dependent conditional: 892, dependent unconditional: 0, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 596837, independent: 595926, independent conditional: 595501, independent unconditional: 425, dependent: 892, dependent conditional: 892, dependent unconditional: 0, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 601013, independent: 595926, independent conditional: 1552, independent unconditional: 594374, dependent: 4975, dependent conditional: 3093, dependent unconditional: 1882, unknown: 112, unknown conditional: 66, unknown unconditional: 46] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 601013, independent: 595926, independent conditional: 1269, independent unconditional: 594657, dependent: 4975, dependent conditional: 1970, dependent unconditional: 3005, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 601013, independent: 595926, independent conditional: 1269, independent unconditional: 594657, dependent: 4975, dependent conditional: 1970, dependent unconditional: 3005, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 40623, independent: 40511, independent conditional: 258, independent unconditional: 40253, dependent: 99, dependent conditional: 75, dependent unconditional: 24, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 40623, independent: 40484, independent conditional: 0, independent unconditional: 40484, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 139, independent: 27, independent conditional: 27, independent unconditional: 0, dependent: 99, dependent conditional: 75, dependent unconditional: 24, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 139, independent: 27, independent conditional: 27, independent unconditional: 0, dependent: 99, dependent conditional: 75, dependent unconditional: 24, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14827, independent: 233, independent conditional: 233, independent unconditional: 0, dependent: 438, dependent conditional: 232, dependent unconditional: 206, unknown: 14156, unknown conditional: 9788, unknown unconditional: 4368] , Protected Queries: 0 ], Cache Queries: [ total: 601013, independent: 555415, independent conditional: 1011, independent unconditional: 554404, dependent: 4876, dependent conditional: 1895, dependent unconditional: 2981, unknown: 40722, unknown conditional: 377, unknown unconditional: 40345] , Statistics on independence cache: Total cache size (in pairs): 40610, Positive cache size: 40511, Positive conditional cache size: 258, Positive unconditional cache size: 40253, Negative cache size: 99, Negative conditional cache size: 75, Negative unconditional cache size: 24, Unknown cache size: 13, Unknown conditional cache size: 9, Unknown unconditional cache size: 4, Eliminated conditions: 1428, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 601013, independent: 595926, independent conditional: 1552, independent unconditional: 594374, dependent: 4975, dependent conditional: 3093, dependent unconditional: 1882, unknown: 112, unknown conditional: 66, unknown unconditional: 46] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 601013, independent: 595926, independent conditional: 1269, independent unconditional: 594657, dependent: 4975, dependent conditional: 1970, dependent unconditional: 3005, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 601013, independent: 595926, independent conditional: 1269, independent unconditional: 594657, dependent: 4975, dependent conditional: 1970, dependent unconditional: 3005, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 40623, independent: 40511, independent conditional: 258, independent unconditional: 40253, dependent: 99, dependent conditional: 75, dependent unconditional: 24, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 40623, independent: 40484, independent conditional: 0, independent unconditional: 40484, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 139, independent: 27, independent conditional: 27, independent unconditional: 0, dependent: 99, dependent conditional: 75, dependent unconditional: 24, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 139, independent: 27, independent conditional: 27, independent unconditional: 0, dependent: 99, dependent conditional: 75, dependent unconditional: 24, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14827, independent: 233, independent conditional: 233, independent unconditional: 0, dependent: 438, dependent conditional: 232, dependent unconditional: 206, unknown: 14156, unknown conditional: 9788, unknown unconditional: 4368] , Protected Queries: 0 ], Cache Queries: [ total: 601013, independent: 555415, independent conditional: 1011, independent unconditional: 554404, dependent: 4876, dependent conditional: 1895, dependent unconditional: 2981, unknown: 40722, unknown conditional: 377, unknown unconditional: 40345] , Statistics on independence cache: Total cache size (in pairs): 40610, Positive cache size: 40511, Positive conditional cache size: 258, Positive unconditional cache size: 40253, Negative cache size: 99, Negative conditional cache size: 75, Negative unconditional cache size: 24, Unknown cache size: 13, Unknown conditional cache size: 9, Unknown unconditional cache size: 4, Eliminated conditions: 1428 ], Independence queries for same thread: 23463 - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1334 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 160.4s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 25.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 118, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 115.6s InterpolantComputationTime, 5644 NumberOfCodeBlocks, 5628 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 6171 ConstructedInterpolants, 168 QuantifiedInterpolants, 66360 SizeOfPredicates, 101 NumberOfNonLiveVariables, 5688 ConjunctsInSsa, 276 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 5/10 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-03 22:17:34,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-03 22:17:34,875 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-04-03 22:17:34,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...