/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 13:46:13,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 13:46:13,848 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 13:46:13,850 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 13:46:13,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 13:46:13,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 13:46:13,870 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 13:46:13,871 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 13:46:13,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 13:46:13,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 13:46:13,875 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 13:46:13,875 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 13:46:13,875 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 13:46:13,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 13:46:13,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 13:46:13,877 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 13:46:13,877 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 13:46:13,877 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 13:46:13,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 13:46:13,878 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 13:46:13,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 13:46:13,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 13:46:13,878 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 13:46:13,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 13:46:13,878 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 13:46:13,879 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 13:46:13,879 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 13:46:13,879 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 13:46:13,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 13:46:13,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 13:46:13,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 13:46:13,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 13:46:13,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 13:46:13,881 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 13:46:13,881 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 13:46:13,881 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 13:46:13,881 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 13:46:13,881 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 13:46:13,881 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 13:46:13,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 13:46:14,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 13:46:14,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 13:46:14,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 13:46:14,084 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 13:46:14,085 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 13:46:14,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2024-04-05 13:46:15,134 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 13:46:15,558 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 13:46:15,558 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2024-04-05 13:46:15,597 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/319b40a8f/a4b9e67041024a58b0142714640a421a/FLAG445d4d1ee [2024-04-05 13:46:15,611 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/319b40a8f/a4b9e67041024a58b0142714640a421a [2024-04-05 13:46:15,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 13:46:15,615 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 13:46:15,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 13:46:15,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 13:46:15,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 13:46:15,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 01:46:15" (1/1) ... [2024-04-05 13:46:15,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ebf52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:15, skipping insertion in model container [2024-04-05 13:46:15,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 01:46:15" (1/1) ... [2024-04-05 13:46:15,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 13:46:15,992 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_get_pc8736x_gpio_set.i[5469,5482] [2024-04-05 13:46:18,726 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 13:46:18,726 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 13:46:18,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 13:46:18,774 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 13:46:18,792 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_get_pc8736x_gpio_set.i[5469,5482] [2024-04-05 13:46:18,843 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] [2024-04-05 13:46:18,845 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] [2024-04-05 13:46:18,845 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] [2024-04-05 13:46:18,845 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] [2024-04-05 13:46:18,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-05 13:46:19,016 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 13:46:19,016 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 13:46:19,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 13:46:19,357 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 13:46:19,357 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 13:46:19,357 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 13:46:19,357 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 13:46:19,357 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 13:46:19,358 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 13:46:19,363 INFO L206 MainTranslator]: Completed translation [2024-04-05 13:46:19,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19 WrapperNode [2024-04-05 13:46:19,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 13:46:19,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 13:46:19,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 13:46:19,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 13:46:19,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,573 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 51, statements flattened = 707 [2024-04-05 13:46:19,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 13:46:19,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 13:46:19,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 13:46:19,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 13:46:19,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,598 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,599 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 13:46:19,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 13:46:19,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 13:46:19,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 13:46:19,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (1/1) ... [2024-04-05 13:46:19,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 13:46:19,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 13:46:19,711 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) [2024-04-05 13:46:19,754 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 [2024-04-05 13:46:19,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 13:46:19,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 13:46:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-05 13:46:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 13:46:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 13:46:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-05 13:46:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_set [2024-04-05 13:46:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_set [2024-04-05 13:46:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 13:46:19,794 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 13:46:20,142 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 13:46:20,143 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 13:46:20,764 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 13:46:20,780 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 13:46:20,780 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2024-04-05 13:46:20,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 01:46:20 BoogieIcfgContainer [2024-04-05 13:46:20,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 13:46:20,783 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 13:46:20,783 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 13:46:20,786 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 13:46:20,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 01:46:15" (1/3) ... [2024-04-05 13:46:20,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ba1bfbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 01:46:20, skipping insertion in model container [2024-04-05 13:46:20,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:46:19" (2/3) ... [2024-04-05 13:46:20,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ba1bfbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 01:46:20, skipping insertion in model container [2024-04-05 13:46:20,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 01:46:20" (3/3) ... [2024-04-05 13:46:20,787 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2024-04-05 13:46:20,793 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 13:46:20,799 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 13:46:20,799 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-05 13:46:20,799 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 13:46:20,907 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 13:46:20,943 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 13:46:20,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 13:46:20,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 13:46:20,945 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) [2024-04-05 13:46:20,961 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 [2024-04-05 13:46:21,007 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 13:46:21,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 13:46:21,018 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 13:46:21,070 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;@7ab6be1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-05 13:46:21,070 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 13:46:21,416 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 13:46:21,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 13:46:21,419 INFO L85 PathProgramCache]: Analyzing trace with hash 317384154, now seen corresponding path program 1 times [2024-04-05 13:46:21,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 13:46:21,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763682008] [2024-04-05 13:46:21,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:21,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 13:46:21,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 13:46:21,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763682008] [2024-04-05 13:46:21,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763682008] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 13:46:21,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 13:46:21,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 13:46:21,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921326441] [2024-04-05 13:46:21,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 13:46:21,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 13:46:21,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 13:46:21,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 13:46:21,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 13:46:21,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:21,942 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 13:46:21,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 173.5) internal successors, (347), 2 states have internal predecessors, (347), 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) [2024-04-05 13:46:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:21,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:21,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 13:46:21,990 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 13:46:21,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 13:46:21,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1793376489, now seen corresponding path program 1 times [2024-04-05 13:46:21,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 13:46:21,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706637403] [2024-04-05 13:46:21,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:21,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 13:46:22,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 13:46:22,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706637403] [2024-04-05 13:46:22,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706637403] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 13:46:22,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 13:46:22,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 13:46:22,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116225508] [2024-04-05 13:46:22,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 13:46:22,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 13:46:22,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 13:46:22,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 13:46:22,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-05 13:46:22,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:22,572 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 13:46:22,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 38.333333333333336) internal successors, (345), 9 states have internal predecessors, (345), 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) [2024-04-05 13:46:22,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:22,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:22,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:22,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:22,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 13:46:22,727 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 13:46:22,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 13:46:22,729 INFO L85 PathProgramCache]: Analyzing trace with hash -2087685906, now seen corresponding path program 1 times [2024-04-05 13:46:22,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 13:46:22,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168538927] [2024-04-05 13:46:22,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:22,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 13:46:23,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 13:46:23,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168538927] [2024-04-05 13:46:23,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168538927] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 13:46:23,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 13:46:23,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 13:46:23,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833408038] [2024-04-05 13:46:23,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 13:46:23,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 13:46:23,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 13:46:23,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 13:46:23,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 13:46:23,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:23,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 13:46:23,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 73.2) internal successors, (366), 5 states have internal predecessors, (366), 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) [2024-04-05 13:46:23,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:23,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:23,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 13:46:23,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 13:46:23,446 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 13:46:23,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 13:46:23,446 INFO L85 PathProgramCache]: Analyzing trace with hash -311437063, now seen corresponding path program 1 times [2024-04-05 13:46:23,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 13:46:23,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346971790] [2024-04-05 13:46:23,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:23,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 13:46:24,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 13:46:24,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346971790] [2024-04-05 13:46:24,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346971790] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 13:46:24,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204307967] [2024-04-05 13:46:24,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:24,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 13:46:24,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 13:46:24,220 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) [2024-04-05 13:46:24,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 13:46:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:24,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 13:46:24,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 13:46:24,998 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 [2024-04-05 13:46:25,017 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 [2024-04-05 13:46:25,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 13:46:25,060 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 13:46:25,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204307967] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 13:46:25,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 13:46:25,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-05 13:46:25,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22715515] [2024-04-05 13:46:25,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 13:46:25,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 13:46:25,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 13:46:25,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 13:46:25,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-04-05 13:46:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:25,062 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 13:46:25,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 53.42857142857143) internal successors, (374), 7 states have internal predecessors, (374), 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) [2024-04-05 13:46:25,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:25,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:25,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 13:46:25,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:28,603 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 27 [2024-04-05 13:46:28,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1332765703, now seen corresponding path program 1 times [2024-04-05 13:46:28,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:28,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 13:46:29,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:29,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 13:46:29,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:29,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:29,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 13:46:29,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 13:46:29,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 13:46:29,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-05 13:46:29,988 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 13:46:29,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 13:46:29,989 INFO L85 PathProgramCache]: Analyzing trace with hash -156095156, now seen corresponding path program 1 times [2024-04-05 13:46:29,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 13:46:29,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548168757] [2024-04-05 13:46:29,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:29,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:30,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 13:46:30,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 13:46:30,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548168757] [2024-04-05 13:46:30,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548168757] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 13:46:30,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695035999] [2024-04-05 13:46:30,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:30,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 13:46:30,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 13:46:30,431 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) [2024-04-05 13:46:30,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 13:46:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:31,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 1141 conjuncts, 76 conjunts are in the unsatisfiable core [2024-04-05 13:46:31,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 13:46:31,216 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2024-04-05 13:46:31,255 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,291 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,326 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,362 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,444 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,481 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,521 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,554 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,586 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,621 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,652 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,685 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,718 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,755 INFO L349 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2024-04-05 13:46:31,755 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 21 treesize of output 33 [2024-04-05 13:46:31,835 INFO L349 Elim1Store]: treesize reduction 24, result has 52.9 percent of original size [2024-04-05 13:46:31,835 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 3 case distinctions, treesize of input 23 treesize of output 37 [2024-04-05 13:46:31,884 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,920 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 13:46:31,921 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 23 treesize of output 28 [2024-04-05 13:46:31,958 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:31,989 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:31,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:32,019 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:32,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 13:46:32,117 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 13:46:32,118 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 23 treesize of output 28 [2024-04-05 13:46:32,212 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:32,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2024-04-05 13:46:32,513 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 13:46:32,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2024-04-05 13:46:32,580 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 13:46:32,580 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 23 treesize of output 28 [2024-04-05 13:46:32,600 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-05 13:46:32,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 15 treesize of output 15 [2024-04-05 13:46:32,838 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 [2024-04-05 13:46:32,865 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 [2024-04-05 13:46:33,043 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 [2024-04-05 13:46:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 13:46:33,078 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 13:46:33,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [695035999] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 13:46:33,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 13:46:33,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [6] total 18 [2024-04-05 13:46:33,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497733622] [2024-04-05 13:46:33,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 13:46:33,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-05 13:46:33,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 13:46:33,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-05 13:46:33,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-04-05 13:46:33,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:33,080 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 13:46:33,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 26.071428571428573) internal successors, (365), 14 states have internal predecessors, (365), 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) [2024-04-05 13:46:33,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:33,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:33,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 13:46:33,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 13:46:33,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:34,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:34,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:34,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 13:46:34,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 13:46:34,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 13:46:34,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 13:46:34,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 13:46:34,800 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 13:46:34,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 13:46:34,801 INFO L85 PathProgramCache]: Analyzing trace with hash -115384298, now seen corresponding path program 1 times [2024-04-05 13:46:34,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 13:46:34,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992184552] [2024-04-05 13:46:34,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 13:46:34,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 13:46:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 13:46:35,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 13:46:35,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 13:46:35,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992184552] [2024-04-05 13:46:35,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992184552] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 13:46:35,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 13:46:35,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 13:46:35,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282202417] [2024-04-05 13:46:35,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 13:46:35,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 13:46:35,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 13:46:35,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 13:46:35,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-05 13:46:35,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:35,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 13:46:35,322 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) [2024-04-05 13:46:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 13:46:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 13:46:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 13:46:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 13:46:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:36,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 13:46:36,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 13:46:36,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 13:46:36,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 13:46:36,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 13:46:36,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 13:46:36,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-05 13:46:36,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-05 13:46:36,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-05 13:46:36,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2024-04-05 13:46:36,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-04-05 13:46:36,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-05 13:46:36,319 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-04-05 13:46:36,322 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 13:46:36,323 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 13:46:36,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 01:46:36 BasicIcfg [2024-04-05 13:46:36,325 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 13:46:36,325 INFO L158 Benchmark]: Toolchain (without parser) took 20710.58ms. Allocated memory was 310.4MB in the beginning and 1.1GB in the end (delta: 818.9MB). Free memory was 227.6MB in the beginning and 733.5MB in the end (delta: -505.9MB). Peak memory consumption was 313.8MB. Max. memory is 8.0GB. [2024-04-05 13:46:36,325 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 310.4MB. Free memory is still 276.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 13:46:36,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3748.64ms. Allocated memory was 310.4MB in the beginning and 449.8MB in the end (delta: 139.5MB). Free memory was 227.3MB in the beginning and 321.3MB in the end (delta: -93.9MB). Peak memory consumption was 138.2MB. Max. memory is 8.0GB. [2024-04-05 13:46:36,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 208.77ms. Allocated memory is still 449.8MB. Free memory was 321.3MB in the beginning and 309.9MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 13:46:36,327 INFO L158 Benchmark]: Boogie Preprocessor took 66.63ms. Allocated memory is still 449.8MB. Free memory was 309.9MB in the beginning and 303.5MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-05 13:46:36,328 INFO L158 Benchmark]: RCFGBuilder took 1140.37ms. Allocated memory is still 449.8MB. Free memory was 303.5MB in the beginning and 233.8MB in the end (delta: 69.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. [2024-04-05 13:46:36,328 INFO L158 Benchmark]: TraceAbstraction took 15541.58ms. Allocated memory was 449.8MB in the beginning and 1.1GB in the end (delta: 679.5MB). Free memory was 232.8MB in the beginning and 733.5MB in the end (delta: -500.7MB). Peak memory consumption was 178.8MB. Max. memory is 8.0GB. [2024-04-05 13:46:36,329 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 310.4MB. Free memory is still 276.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3748.64ms. Allocated memory was 310.4MB in the beginning and 449.8MB in the end (delta: 139.5MB). Free memory was 227.3MB in the beginning and 321.3MB in the end (delta: -93.9MB). Peak memory consumption was 138.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 208.77ms. Allocated memory is still 449.8MB. Free memory was 321.3MB in the beginning and 309.9MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 66.63ms. Allocated memory is still 449.8MB. Free memory was 309.9MB in the beginning and 303.5MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1140.37ms. Allocated memory is still 449.8MB. Free memory was 303.5MB in the beginning and 233.8MB in the end (delta: 69.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. * TraceAbstraction took 15541.58ms. Allocated memory was 449.8MB in the beginning and 1.1GB in the end (delta: 679.5MB). Free memory was 232.8MB in the beginning and 733.5MB in the end (delta: -500.7MB). Peak memory consumption was 178.8MB. 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: 209644, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 13805, dependent conditional: 13625, dependent unconditional: 180, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 196128, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 289, dependent conditional: 289, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 196128, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 289, dependent conditional: 289, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 196128, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 289, dependent conditional: 289, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 5138, independent unconditional: 190699, dependent: 1328, dependent conditional: 748, dependent unconditional: 580, unknown: 12, unknown conditional: 4, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6240, independent: 6221, independent conditional: 24, independent unconditional: 6197, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6240, independent: 6219, independent conditional: 0, independent unconditional: 6219, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2404, independent: 119, independent conditional: 119, independent unconditional: 0, dependent: 92, dependent conditional: 24, dependent unconditional: 68, unknown: 2194, unknown conditional: 1093, unknown unconditional: 1101] , Protected Queries: 0 ], Cache Queries: [ total: 197177, independent: 189616, independent conditional: 404, independent unconditional: 189212, dependent: 1311, dependent conditional: 450, dependent unconditional: 861, unknown: 6250, unknown conditional: 36, unknown unconditional: 6214] , Statistics on independence cache: Total cache size (in pairs): 6238, Positive cache size: 6221, Positive conditional cache size: 24, Positive unconditional cache size: 6197, Negative cache size: 17, Negative conditional cache size: 10, Negative unconditional cache size: 7, Unknown cache size: 2, Unknown conditional cache size: 1, Unknown unconditional cache size: 1, Eliminated conditions: 5000, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 5138, independent unconditional: 190699, dependent: 1328, dependent conditional: 748, dependent unconditional: 580, unknown: 12, unknown conditional: 4, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6240, independent: 6221, independent conditional: 24, independent unconditional: 6197, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6240, independent: 6219, independent conditional: 0, independent unconditional: 6219, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2404, independent: 119, independent conditional: 119, independent unconditional: 0, dependent: 92, dependent conditional: 24, dependent unconditional: 68, unknown: 2194, unknown conditional: 1093, unknown unconditional: 1101] , Protected Queries: 0 ], Cache Queries: [ total: 197177, independent: 189616, independent conditional: 404, independent unconditional: 189212, dependent: 1311, dependent conditional: 450, dependent unconditional: 861, unknown: 6250, unknown conditional: 36, unknown unconditional: 6214] , Statistics on independence cache: Total cache size (in pairs): 6238, Positive cache size: 6221, Positive conditional cache size: 24, Positive unconditional cache size: 6197, Negative cache size: 17, Negative conditional cache size: 10, Negative unconditional cache size: 7, Unknown cache size: 2, Unknown conditional cache size: 1, Unknown unconditional cache size: 1, Eliminated conditions: 5000 ], Independence queries for same thread: 13516 - 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, 960 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 15.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 7.8s, 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: 52, 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: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 2800 NumberOfCodeBlocks, 2800 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2792 ConstructedInterpolants, 3 QuantifiedInterpolants, 7076 SizeOfPredicates, 43 NumberOfNonLiveVariables, 2297 ConjunctsInSsa, 92 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 4/6 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-05 13:46:36,376 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 [2024-04-05 13:46:36,584 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...