/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 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 10:50:27,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 10:50:27,982 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 10:50:27,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 10:50:27,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 10:50:28,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 10:50:28,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 10:50:28,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 10:50:28,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 10:50:28,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 10:50:28,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 10:50:28,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 10:50:28,014 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 10:50:28,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 10:50:28,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 10:50:28,015 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 10:50:28,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 10:50:28,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 10:50:28,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 10:50:28,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 10:50:28,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 10:50:28,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 10:50:28,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 10:50:28,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 10:50:28,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 10:50:28,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 10:50:28,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 10:50:28,017 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 10:50:28,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 10:50:28,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 10:50:28,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 10:50:28,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 10:50:28,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 10:50:28,018 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 10:50:28,018 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 10:50:28,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 10:50:28,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 10:50:28,019 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 10:50:28,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 10:50:28,019 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-04-05 10:50:28,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 10:50:28,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 10:50:28,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 10:50:28,217 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 10:50:28,217 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 10:50:28,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-04-05 10:50:29,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 10:50:29,635 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 10:50:29,635 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-04-05 10:50:29,667 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/81d9f4cbd/684f8713d1454fdc830e3179945f4c11/FLAG07e46b355 [2024-04-05 10:50:29,682 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/81d9f4cbd/684f8713d1454fdc830e3179945f4c11 [2024-04-05 10:50:29,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 10:50:29,685 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 10:50:29,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 10:50:29,687 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 10:50:29,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 10:50:29,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:50:29" (1/1) ... [2024-04-05 10:50:29,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@427282ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:29, skipping insertion in model container [2024-04-05 10:50:29,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:50:29" (1/1) ... [2024-04-05 10:50:29,767 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 10:50:30,004 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_open_pc8736x_gpio_set.i[5469,5482] [2024-04-05 10:50:32,359 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 10:50:32,359 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 10:50:32,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 10:50:32,435 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 10:50:32,454 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_open_pc8736x_gpio_set.i[5469,5482] [2024-04-05 10:50:32,524 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 10:50:32,525 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 10:50:32,525 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 10:50:32,526 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 10:50:32,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-05 10:50:32,632 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 10:50:32,632 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 10:50:32,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 10:50:32,978 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 10:50:32,978 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 10:50:32,978 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 10:50:32,978 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 10:50:32,979 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 10:50:32,979 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 10:50:32,985 INFO L206 MainTranslator]: Completed translation [2024-04-05 10:50:32,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32 WrapperNode [2024-04-05 10:50:32,985 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 10:50:32,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 10:50:32,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 10:50:32,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 10:50:32,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,153 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 53, statements flattened = 718 [2024-04-05 10:50:33,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 10:50:33,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 10:50:33,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 10:50:33,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 10:50:33,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,213 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 10:50:33,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 10:50:33,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 10:50:33,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 10:50:33,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (1/1) ... [2024-04-05 10:50:33,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 10:50:33,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 10:50:33,280 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 10:50:33,299 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 10:50:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 10:50:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 10:50:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 10:50:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-05 10:50:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 10:50:33,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 10:50:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2024-04-05 10:50:33,328 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2024-04-05 10:50:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-05 10:50:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 10:50:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-05 10:50:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 10:50:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 10:50:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-05 10:50:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_set [2024-04-05 10:50:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_set [2024-04-05 10:50:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 10:50:33,332 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 10:50:33,688 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 10:50:33,690 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 10:50:34,328 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 10:50:34,343 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 10:50:34,343 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2024-04-05 10:50:34,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 10:50:34 BoogieIcfgContainer [2024-04-05 10:50:34,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 10:50:34,346 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 10:50:34,346 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 10:50:34,348 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 10:50:34,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 10:50:29" (1/3) ... [2024-04-05 10:50:34,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74856103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 10:50:34, skipping insertion in model container [2024-04-05 10:50:34,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:50:32" (2/3) ... [2024-04-05 10:50:34,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74856103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 10:50:34, skipping insertion in model container [2024-04-05 10:50:34,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 10:50:34" (3/3) ... [2024-04-05 10:50:34,350 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-04-05 10:50:34,357 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 10:50:34,363 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 10:50:34,364 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-04-05 10:50:34,364 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 10:50:34,432 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 10:50:34,468 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 10:50:34,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 10:50:34,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 10:50:34,471 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 10:50:34,489 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 10:50:34,515 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 10:50:34,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:34,532 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 10:50:34,581 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;@7daac0fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-05 10:50:34,581 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-05 10:50:34,832 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:34,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:34,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1070240169, now seen corresponding path program 1 times [2024-04-05 10:50:34,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:34,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268957574] [2024-04-05 10:50:34,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:34,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:35,220 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 10:50:35,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:35,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268957574] [2024-04-05 10:50:35,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268957574] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:50:35,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 10:50:35,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 10:50:35,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485266207] [2024-04-05 10:50:35,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:50:35,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 10:50:35,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:35,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 10:50:35,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 10:50:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:35,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:35,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 137.0) internal successors, (274), 2 states have internal predecessors, (274), 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 10:50:35,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:35,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:35,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 10:50:35,280 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:35,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:35,281 INFO L85 PathProgramCache]: Analyzing trace with hash 852980537, now seen corresponding path program 1 times [2024-04-05 10:50:35,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:35,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295370079] [2024-04-05 10:50:35,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:35,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:35,788 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 10:50:35,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:35,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295370079] [2024-04-05 10:50:35,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295370079] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:50:35,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 10:50:35,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 10:50:35,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355075978] [2024-04-05 10:50:35,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:50:35,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 10:50:35,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:35,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 10:50:35,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-05 10:50:35,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:35,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:35,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 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 10:50:35,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:35,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:35,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:35,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:35,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 10:50:35,957 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:35,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:35,957 INFO L85 PathProgramCache]: Analyzing trace with hash 217075821, now seen corresponding path program 1 times [2024-04-05 10:50:35,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:35,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627204638] [2024-04-05 10:50:35,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:35,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:36,698 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 10:50:36,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:36,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627204638] [2024-04-05 10:50:36,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627204638] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:50:36,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 10:50:36,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 10:50:36,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449993663] [2024-04-05 10:50:36,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:50:36,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 10:50:36,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:36,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 10:50:36,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-05 10:50:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:36,704 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:36,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 49.0) internal successors, (294), 6 states have internal predecessors, (294), 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 10:50:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:36,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 10:50:36,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 10:50:36,848 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:36,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:36,848 INFO L85 PathProgramCache]: Analyzing trace with hash -442535259, now seen corresponding path program 1 times [2024-04-05 10:50:36,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:36,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506659661] [2024-04-05 10:50:36,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:36,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:37,439 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 10:50:37,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:37,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506659661] [2024-04-05 10:50:37,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506659661] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:50:37,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 10:50:37,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 10:50:37,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266948752] [2024-04-05 10:50:37,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:50:37,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 10:50:37,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:37,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 10:50:37,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 10:50:37,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:37,447 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:37,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 73.0) internal successors, (365), 5 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 10:50:37,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:37,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:37,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 10:50:37,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:37,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:37,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:37,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 10:50:37,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:37,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-05 10:50:37,503 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:37,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:37,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1224485647, now seen corresponding path program 1 times [2024-04-05 10:50:37,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:37,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718396706] [2024-04-05 10:50:37,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:37,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:38,028 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 10:50:38,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:38,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718396706] [2024-04-05 10:50:38,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718396706] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 10:50:38,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428617494] [2024-04-05 10:50:38,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:38,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 10:50:38,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 10:50:38,034 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 10:50:38,056 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 10:50:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:38,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 1181 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 10:50:38,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 10:50:38,914 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 10:50:38,918 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 10:50:38,946 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 10:50:39,009 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 10:50:39,028 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 10:50:39,081 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 10:50:39,081 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 10:50:39,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428617494] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:50:39,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 10:50:39,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2024-04-05 10:50:39,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681797343] [2024-04-05 10:50:39,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:50:39,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-05 10:50:39,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:39,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-05 10:50:39,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-04-05 10:50:39,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:39,084 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:39,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 31.083333333333332) internal successors, (373), 12 states have internal predecessors, (373), 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 10:50:39,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:39,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:39,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 10:50:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:50:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:50:40,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 10:50:40,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 10:50:40,239 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:40,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:40,239 INFO L85 PathProgramCache]: Analyzing trace with hash -64334241, now seen corresponding path program 1 times [2024-04-05 10:50:40,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:40,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846927220] [2024-04-05 10:50:40,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:40,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:41,905 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 10:50:41,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:41,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846927220] [2024-04-05 10:50:41,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846927220] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:50:41,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 10:50:41,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-04-05 10:50:41,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305060045] [2024-04-05 10:50:41,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:50:41,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-05 10:50:41,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:41,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-05 10:50:41,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2024-04-05 10:50:41,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:41,909 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:41,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 22.1875) internal successors, (355), 16 states have internal predecessors, (355), 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 10:50:41,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:41,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:41,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:50:41,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:41,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:50:41,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:43,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:43,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:43,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:50:43,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:43,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:50:43,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:50:43,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-05 10:50:43,717 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:43,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:43,717 INFO L85 PathProgramCache]: Analyzing trace with hash -176815865, now seen corresponding path program 1 times [2024-04-05 10:50:43,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:43,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375691000] [2024-04-05 10:50:43,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:43,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:44,119 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 10:50:44,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:44,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375691000] [2024-04-05 10:50:44,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375691000] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 10:50:44,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200273494] [2024-04-05 10:50:44,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:44,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 10:50:44,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 10:50:44,123 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 10:50:44,144 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 10:50:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:44,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 9 conjunts are in the unsatisfiable core [2024-04-05 10:50:44,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 10:50:44,739 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 10:50:44,739 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 10:50:44,807 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 10:50:44,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200273494] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 10:50:44,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 10:50:44,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-04-05 10:50:44,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81101130] [2024-04-05 10:50:44,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 10:50:44,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-05 10:50:44,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:44,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-05 10:50:44,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-04-05 10:50:44,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:44,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:44,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 34.81818181818182) internal successors, (383), 11 states have internal predecessors, (383), 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 10:50:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:50:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:50:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:50:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:50:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:50:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:50:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 10:50:45,103 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-05 10:50:45,303 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 10:50:45,306 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:45,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:45,306 INFO L85 PathProgramCache]: Analyzing trace with hash 511034309, now seen corresponding path program 2 times [2024-04-05 10:50:45,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:45,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016819576] [2024-04-05 10:50:45,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:45,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:45,879 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 10:50:45,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:45,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016819576] [2024-04-05 10:50:45,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016819576] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 10:50:45,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850713728] [2024-04-05 10:50:45,880 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 10:50:45,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 10:50:45,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 10:50:45,881 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) [2024-04-05 10:50:45,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 10:50:46,410 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-05 10:50:46,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 10:50:46,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 53 conjunts are in the unsatisfiable core [2024-04-05 10:50:46,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 10:50:46,690 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 10:50:46,691 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 [2024-04-05 10:50:46,724 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 10:50:46,724 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 [2024-04-05 10:50:46,750 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 10:50:46,751 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 [2024-04-05 10:50:46,772 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-05 10:50:46,773 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 11 treesize of output 11 [2024-04-05 10:50:47,853 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 10:50:47,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 10:50:47,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 10:50:47,977 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 10:50:48,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 19 treesize of output 7 [2024-04-05 10:50:48,163 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 10:50:48,229 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-04-05 10:50:48,229 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 10:50:48,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850713728] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:50:48,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 10:50:48,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [10] total 27 [2024-04-05 10:50:48,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233669532] [2024-04-05 10:50:48,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:50:48,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-05 10:50:48,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:50:48,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-05 10:50:48,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2024-04-05 10:50:48,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:48,232 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:50:48,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 19.105263157894736) internal successors, (363), 19 states have internal predecessors, (363), 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 10:50:48,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:48,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:48,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:50:48,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:48,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:50:48,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:50:48,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 10:50:48,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:55,471 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 10:50:55,798 INFO L85 PathProgramCache]: Analyzing trace with hash 384425392, now seen corresponding path program 1 times [2024-04-05 10:50:55,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:55,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 10:50:56,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:56,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 10:50:56,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:50:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:50:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:50:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:50:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:50:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:50:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 10:50:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 10:50:56,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 10:50:57,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 10:50:57,159 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:50:57,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:50:57,159 INFO L85 PathProgramCache]: Analyzing trace with hash -465818095, now seen corresponding path program 3 times [2024-04-05 10:50:57,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:50:57,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759650574] [2024-04-05 10:50:57,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:50:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:50:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:50:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 10:50:57,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:50:57,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759650574] [2024-04-05 10:50:57,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759650574] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 10:50:57,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331263249] [2024-04-05 10:50:57,763 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 10:50:57,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 10:50:57,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 10:50:57,764 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) [2024-04-05 10:50:57,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 10:50:58,339 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-04-05 10:50:58,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 10:50:58,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 115 conjunts are in the unsatisfiable core [2024-04-05 10:50:58,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 10:50:58,566 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 10:50:58,567 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 [2024-04-05 10:50:58,591 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 10:50:58,591 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 [2024-04-05 10:50:58,616 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-04-05 10:50:58,616 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 12 treesize of output 14 [2024-04-05 10:50:58,697 INFO L349 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2024-04-05 10:50:58,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 24 treesize of output 28 [2024-04-05 10:50:58,814 INFO L349 Elim1Store]: treesize reduction 32, result has 37.3 percent of original size [2024-04-05 10:50:58,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 25 [2024-04-05 10:50:58,943 INFO L349 Elim1Store]: treesize reduction 24, result has 52.9 percent of original size [2024-04-05 10:50:58,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 41 [2024-04-05 10:50:59,048 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,049 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 10:50:59,101 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,102 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 10:50:59,159 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,159 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 10:50:59,233 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,233 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 10:50:59,287 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,288 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 10:50:59,333 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,333 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 10:50:59,390 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,390 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 10:50:59,506 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,506 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 10:50:59,556 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,556 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 10:50:59,620 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,620 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 10:50:59,682 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,682 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 10:50:59,738 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,739 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 10:50:59,793 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,793 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 10:50:59,853 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,854 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 10:50:59,909 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:50:59,909 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 10:51:00,174 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 10:51:00,175 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 10:51:00,414 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:51:00,414 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 10:51:01,651 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 10:51:01,652 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 23 treesize of output 22 [2024-04-05 10:51:01,838 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 10:51:01,839 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 10:51:01,885 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-05 10:51:01,886 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 10:51:02,793 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 10:51:02,846 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 10:51:03,210 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 10:51:03,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 10:51:03,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 10:51:03,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 19 treesize of output 7 [2024-04-05 10:51:03,430 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 10:51:03,552 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-04-05 10:51:03,552 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 10:51:03,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331263249] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:51:03,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 10:51:03,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [10] total 37 [2024-04-05 10:51:03,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66006547] [2024-04-05 10:51:03,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:51:03,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-04-05 10:51:03,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:51:03,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-04-05 10:51:03,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1216, Unknown=0, NotChecked=0, Total=1332 [2024-04-05 10:51:03,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:03,555 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:51:03,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 12.517241379310345) internal successors, (363), 29 states have internal predecessors, (363), 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 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 10:51:03,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 10:51:07,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-05 10:51:07,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 10:51:07,491 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,SelfDestructingSolverStorable10 [2024-04-05 10:51:07,491 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 10:51:07,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 10:51:07,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1343047839, now seen corresponding path program 1 times [2024-04-05 10:51:07,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 10:51:07,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840958513] [2024-04-05 10:51:07,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:51:07,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 10:51:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:51:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 10:51:07,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 10:51:07,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840958513] [2024-04-05 10:51:07,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840958513] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 10:51:07,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078213326] [2024-04-05 10:51:07,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 10:51:07,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 10:51:07,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 10:51:07,968 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 10:51:07,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 10:51:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 10:51:08,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 10:51:08,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 10:51:08,380 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 10:51:08,383 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 15 treesize of output 11 [2024-04-05 10:51:08,395 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 21 treesize of output 9 [2024-04-05 10:51:08,398 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 10:51:08,423 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-04-05 10:51:08,423 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 10:51:08,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078213326] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 10:51:08,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 10:51:08,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-04-05 10:51:08,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95820779] [2024-04-05 10:51:08,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 10:51:08,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 10:51:08,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 10:51:08,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 10:51:08,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-04-05 10:51:08,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:08,425 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 10:51:08,425 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 10:51:08,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:08,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 10:51:08,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:51:08,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:51:08,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:51:08,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:51:08,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 10:51:08,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 10:51:08,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-05 10:51:08,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-05 10:51:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 10:51:09,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-04-05 10:51:09,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-04-05 10:51:09,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-04-05 10:51:09,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-04-05 10:51:09,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-04-05 10:51:09,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-04-05 10:51:09,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-04-05 10:51:09,908 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-04-05 10:51:10,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-04-05 10:51:10,102 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 10:51:10,105 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 10:51:10,105 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 10:51:10,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 10:51:10 BasicIcfg [2024-04-05 10:51:10,108 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 10:51:10,109 INFO L158 Benchmark]: Toolchain (without parser) took 40423.26ms. Allocated memory was 246.4MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 211.5MB in the beginning and 803.7MB in the end (delta: -592.2MB). Peak memory consumption was 449.0MB. Max. memory is 8.0GB. [2024-04-05 10:51:10,110 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 161.5MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 10:51:10,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3298.04ms. Allocated memory was 246.4MB in the beginning and 349.2MB in the end (delta: 102.8MB). Free memory was 211.5MB in the beginning and 208.1MB in the end (delta: 3.4MB). Peak memory consumption was 133.4MB. Max. memory is 8.0GB. [2024-04-05 10:51:10,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.65ms. Allocated memory is still 349.2MB. Free memory was 208.1MB in the beginning and 196.6MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 10:51:10,111 INFO L158 Benchmark]: Boogie Preprocessor took 93.54ms. Allocated memory is still 349.2MB. Free memory was 196.6MB in the beginning and 190.3MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-05 10:51:10,111 INFO L158 Benchmark]: RCFGBuilder took 1096.19ms. Allocated memory is still 349.2MB. Free memory was 190.3MB in the beginning and 236.3MB in the end (delta: -46.1MB). Peak memory consumption was 36.8MB. Max. memory is 8.0GB. [2024-04-05 10:51:10,111 INFO L158 Benchmark]: TraceAbstraction took 35762.24ms. Allocated memory was 349.2MB in the beginning and 1.3GB in the end (delta: 938.5MB). Free memory was 234.8MB in the beginning and 803.7MB in the end (delta: -569.0MB). Peak memory consumption was 370.0MB. Max. memory is 8.0GB. [2024-04-05 10:51:10,112 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 161.5MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3298.04ms. Allocated memory was 246.4MB in the beginning and 349.2MB in the end (delta: 102.8MB). Free memory was 211.5MB in the beginning and 208.1MB in the end (delta: 3.4MB). Peak memory consumption was 133.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 167.65ms. Allocated memory is still 349.2MB. Free memory was 208.1MB in the beginning and 196.6MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 93.54ms. Allocated memory is still 349.2MB. Free memory was 196.6MB in the beginning and 190.3MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1096.19ms. Allocated memory is still 349.2MB. Free memory was 190.3MB in the beginning and 236.3MB in the end (delta: -46.1MB). Peak memory consumption was 36.8MB. Max. memory is 8.0GB. * TraceAbstraction took 35762.24ms. Allocated memory was 349.2MB in the beginning and 1.3GB in the end (delta: 938.5MB). Free memory was 234.8MB in the beginning and 803.7MB in the end (delta: -569.0MB). Peak memory consumption was 370.0MB. 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: 374493, independent: 348990, independent conditional: 348779, independent unconditional: 211, dependent: 25501, dependent conditional: 25382, dependent unconditional: 119, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 349603, independent: 348990, independent conditional: 348779, independent unconditional: 211, dependent: 611, dependent conditional: 611, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 349603, independent: 348990, independent conditional: 348779, independent unconditional: 211, dependent: 611, dependent conditional: 611, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 349603, independent: 348990, independent conditional: 348779, independent unconditional: 211, dependent: 611, dependent conditional: 611, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 353424, independent: 348990, independent conditional: 6600, independent unconditional: 342390, dependent: 4374, dependent conditional: 3064, dependent unconditional: 1310, unknown: 60, unknown conditional: 24, unknown unconditional: 36] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 353424, independent: 348990, independent conditional: 1427, independent unconditional: 347563, dependent: 4374, dependent conditional: 2388, dependent unconditional: 1986, unknown: 60, unknown conditional: 22, unknown unconditional: 38] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 353424, independent: 348990, independent conditional: 1427, independent unconditional: 347563, dependent: 4374, dependent conditional: 2388, dependent unconditional: 1986, unknown: 60, unknown conditional: 22, unknown unconditional: 38] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9787, independent: 9695, independent conditional: 30, independent unconditional: 9665, dependent: 86, dependent conditional: 70, dependent unconditional: 16, unknown: 6, unknown conditional: 4, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9787, independent: 9685, independent conditional: 0, independent unconditional: 9685, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 102, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 70, dependent unconditional: 16, unknown: 6, unknown conditional: 4, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 102, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 70, dependent unconditional: 16, unknown: 6, unknown conditional: 4, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6697, independent: 57, independent conditional: 57, independent unconditional: 0, dependent: 248, dependent conditional: 148, dependent unconditional: 101, unknown: 6391, unknown conditional: 4269, unknown unconditional: 2122] , Protected Queries: 0 ], Cache Queries: [ total: 353424, independent: 339295, independent conditional: 1397, independent unconditional: 337898, dependent: 4288, dependent conditional: 2318, dependent unconditional: 1970, unknown: 9841, unknown conditional: 122, unknown unconditional: 9719] , Statistics on independence cache: Total cache size (in pairs): 9781, Positive cache size: 9695, Positive conditional cache size: 30, Positive unconditional cache size: 9665, Negative cache size: 86, Negative conditional cache size: 70, Negative unconditional cache size: 16, Unknown cache size: 6, Unknown conditional cache size: 4, Unknown unconditional cache size: 2, Eliminated conditions: 5851, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 353424, independent: 348990, independent conditional: 6600, independent unconditional: 342390, dependent: 4374, dependent conditional: 3064, dependent unconditional: 1310, unknown: 60, unknown conditional: 24, unknown unconditional: 36] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 353424, independent: 348990, independent conditional: 1427, independent unconditional: 347563, dependent: 4374, dependent conditional: 2388, dependent unconditional: 1986, unknown: 60, unknown conditional: 22, unknown unconditional: 38] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 353424, independent: 348990, independent conditional: 1427, independent unconditional: 347563, dependent: 4374, dependent conditional: 2388, dependent unconditional: 1986, unknown: 60, unknown conditional: 22, unknown unconditional: 38] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9787, independent: 9695, independent conditional: 30, independent unconditional: 9665, dependent: 86, dependent conditional: 70, dependent unconditional: 16, unknown: 6, unknown conditional: 4, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9787, independent: 9685, independent conditional: 0, independent unconditional: 9685, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 102, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 70, dependent unconditional: 16, unknown: 6, unknown conditional: 4, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 102, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 70, dependent unconditional: 16, unknown: 6, unknown conditional: 4, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6697, independent: 57, independent conditional: 57, independent unconditional: 0, dependent: 248, dependent conditional: 148, dependent unconditional: 101, unknown: 6391, unknown conditional: 4269, unknown unconditional: 2122] , Protected Queries: 0 ], Cache Queries: [ total: 353424, independent: 339295, independent conditional: 1397, independent unconditional: 337898, dependent: 4288, dependent conditional: 2318, dependent unconditional: 1970, unknown: 9841, unknown conditional: 122, unknown unconditional: 9719] , Statistics on independence cache: Total cache size (in pairs): 9781, Positive cache size: 9695, Positive conditional cache size: 30, Positive unconditional cache size: 9665, Negative cache size: 86, Negative conditional cache size: 70, Negative unconditional cache size: 16, Unknown cache size: 6, Unknown conditional cache size: 4, Unknown unconditional cache size: 2, Eliminated conditions: 5851 ], Independence queries for same thread: 24890 - 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, 992 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 35.6s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 17.6s, 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: 158, 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, 2.0s SatisfiabilityAnalysisTime, 12.9s InterpolantComputationTime, 5157 NumberOfCodeBlocks, 5093 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 5504 ConstructedInterpolants, 0 QuantifiedInterpolants, 23796 SizeOfPredicates, 108 NumberOfNonLiveVariables, 5622 ConjunctsInSsa, 236 ConjunctsInUnsatCore, 16 InterpolantComputations, 9 PerfectInterpolantSequences, 158/318 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! [2024-04-05 10:51:10,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 10:51:10,347 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...