/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 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 02:01:59,144 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 02:01:59,202 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 02:01:59,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 02:01:59,206 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 02:01:59,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 02:01:59,234 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 02:01:59,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 02:01:59,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 02:01:59,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 02:01:59,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 02:01:59,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 02:01:59,240 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 02:01:59,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 02:01:59,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 02:01:59,241 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 02:01:59,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 02:01:59,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 02:01:59,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 02:01:59,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 02:01:59,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 02:01:59,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 02:01:59,243 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 02:01:59,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 02:01:59,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 02:01:59,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 02:01:59,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 02:01:59,244 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 02:01:59,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 02:01:59,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 02:01:59,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 02:01:59,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 02:01:59,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 02:01:59,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 02:01:59,246 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 02:01:59,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 02:01:59,246 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 02:01:59,246 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 02:01:59,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 02:01:59,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-04 02:01:59,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 02:01:59,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 02:01:59,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 02:01:59,486 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 02:01:59,486 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 02:01:59,487 INFO L431 ainManager$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_change.i [2024-04-04 02:02:00,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 02:02:00,890 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 02:02:00,891 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2024-04-04 02:02:00,926 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/771421f65/2201ae1a5e8a40a587b7dda1b3fcef68/FLAGdea6986c4 [2024-04-04 02:02:00,940 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/771421f65/2201ae1a5e8a40a587b7dda1b3fcef68 [2024-04-04 02:02:00,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 02:02:00,943 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 02:02:00,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 02:02:00,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 02:02:00,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 02:02:00,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:02:00" (1/1) ... [2024-04-04 02:02:00,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e50fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:00, skipping insertion in model container [2024-04-04 02:02:00,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:02:00" (1/1) ... [2024-04-04 02:02:01,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 02:02:01,296 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_change.i[5469,5482] [2024-04-04 02:02:04,075 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:02:04,076 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:02:04,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 02:02:04,139 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 02:02:04,158 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_change.i[5469,5482] [2024-04-04 02:02:04,238 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] [2024-04-04 02:02:04,239 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] [2024-04-04 02:02:04,239 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] [2024-04-04 02:02:04,239 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] [2024-04-04 02:02:04,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-04 02:02:04,355 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:02:04,355 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:02:04,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 02:02:04,844 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:02:04,845 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:02:04,845 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:02:04,845 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:02:04,845 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:02:04,845 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:02:04,851 INFO L206 MainTranslator]: Completed translation [2024-04-04 02:02:04,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04 WrapperNode [2024-04-04 02:02:04,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 02:02:04,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 02:02:04,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 02:02:04,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 02:02:04,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:04,946 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:04,998 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 56, statements flattened = 747 [2024-04-04 02:02:04,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 02:02:04,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 02:02:04,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 02:02:04,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 02:02:05,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 02:02:05,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 02:02:05,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 02:02:05,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 02:02:05,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (1/1) ... [2024-04-04 02:02:05,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 02:02:05,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:02:05,120 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) [2024-04-04 02:02:05,127 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 [2024-04-04 02:02:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 02:02:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 02:02:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 02:02:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-04 02:02:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-04 02:02:05,175 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-04 02:02:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 02:02:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2024-04-04 02:02:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-04 02:02:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 02:02:05,177 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 02:02:05,549 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 02:02:05,551 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 02:02:06,224 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 02:02:06,244 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 02:02:06,244 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2024-04-04 02:02:06,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:02:06 BoogieIcfgContainer [2024-04-04 02:02:06,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 02:02:06,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 02:02:06,247 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 02:02:06,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 02:02:06,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 02:02:00" (1/3) ... [2024-04-04 02:02:06,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cc49606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:02:06, skipping insertion in model container [2024-04-04 02:02:06,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:02:04" (2/3) ... [2024-04-04 02:02:06,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cc49606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:02:06, skipping insertion in model container [2024-04-04 02:02:06,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:02:06" (3/3) ... [2024-04-04 02:02:06,251 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2024-04-04 02:02:06,257 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 02:02:06,264 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 02:02:06,265 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-04-04 02:02:06,265 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 02:02:06,346 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-04 02:02:06,386 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 02:02:06,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 02:02:06,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:02:06,389 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) [2024-04-04 02:02:06,401 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 [2024-04-04 02:02:06,416 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 02:02:06,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:02:06,427 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 02:02:06,466 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;@43a62b19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 02:02:06,466 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-04-04 02:02:06,664 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 6 more)] === [2024-04-04 02:02:06,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:02:06,665 INFO L85 PathProgramCache]: Analyzing trace with hash -746413235, now seen corresponding path program 1 times [2024-04-04 02:02:06,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:02:06,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066414832] [2024-04-04 02:02:06,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:06,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:07,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:02:07,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:02:07,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066414832] [2024-04-04 02:02:07,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066414832] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:02:07,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:02:07,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 02:02:07,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654605543] [2024-04-04 02:02:07,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:02:07,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 02:02:07,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:02:07,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 02:02:07,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 02:02:07,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:07,106 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:02:07,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 120.0) internal successors, (240), 2 states have internal predecessors, (240), 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) [2024-04-04 02:02:07,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:07,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:07,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 02:02:07,143 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 6 more)] === [2024-04-04 02:02:07,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:02:07,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1758753249, now seen corresponding path program 1 times [2024-04-04 02:02:07,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:02:07,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297560597] [2024-04-04 02:02:07,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:07,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:02:07,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:02:07,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297560597] [2024-04-04 02:02:07,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297560597] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:02:07,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:02:07,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-04 02:02:07,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182880964] [2024-04-04 02:02:07,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:02:07,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-04 02:02:07,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:02:07,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-04 02:02:07,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-04 02:02:07,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:07,523 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:02:07,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 26.555555555555557) internal successors, (239), 9 states have internal predecessors, (239), 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) [2024-04-04 02:02:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:07,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:07,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:07,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 02:02:07,726 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 6 more)] === [2024-04-04 02:02:07,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:02:07,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1412212545, now seen corresponding path program 1 times [2024-04-04 02:02:07,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:02:07,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732656278] [2024-04-04 02:02:07,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:07,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:08,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:02:08,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:02:08,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732656278] [2024-04-04 02:02:08,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732656278] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:02:08,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:02:08,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 02:02:08,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563184540] [2024-04-04 02:02:08,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:02:08,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 02:02:08,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:02:08,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 02:02:08,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-04 02:02:08,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,365 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:02:08,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 43.333333333333336) internal successors, (260), 6 states have internal predecessors, (260), 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) [2024-04-04 02:02:08,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:08,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:08,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 02:02:08,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-04 02:02:08,471 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 02:02:08,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:02:08,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1198318280, now seen corresponding path program 1 times [2024-04-04 02:02:08,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:02:08,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707157709] [2024-04-04 02:02:08,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:08,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:02:08,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:02:08,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707157709] [2024-04-04 02:02:08,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707157709] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:02:08,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:02:08,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 02:02:08,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913103127] [2024-04-04 02:02:08,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:02:08,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 02:02:08,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:02:08,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 02:02:08,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-04 02:02:08,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,817 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:02:08,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 58.6) internal successors, (293), 5 states have internal predecessors, (293), 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) [2024-04-04 02:02:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 02:02:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:08,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:08,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 02:02:08,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:02:08,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-04 02:02:08,868 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 02:02:08,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:02:08,868 INFO L85 PathProgramCache]: Analyzing trace with hash 804265081, now seen corresponding path program 1 times [2024-04-04 02:02:08,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:02:08,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622104564] [2024-04-04 02:02:08,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:08,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:02:09,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:02:09,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622104564] [2024-04-04 02:02:09,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622104564] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:02:09,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135779009] [2024-04-04 02:02:09,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:09,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:02:09,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:02:09,323 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) [2024-04-04 02:02:09,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 02:02:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:09,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 02:02:09,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:02:09,926 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 [2024-04-04 02:02:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:02:09,961 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 02:02:09,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135779009] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:02:09,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 02:02:09,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-04 02:02:09,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174545044] [2024-04-04 02:02:09,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:02:09,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 02:02:09,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:02:09,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 02:02:09,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-04-04 02:02:09,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:09,964 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:02:09,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 43.0) internal successors, (301), 7 states have internal predecessors, (301), 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) [2024-04-04 02:02:09,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:09,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:09,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 02:02:09,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:02:09,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 02:02:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:02:10,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:02:10,149 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-04 02:02:10,346 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 [2024-04-04 02:02:10,347 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 02:02:10,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:02:10,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1800525245, now seen corresponding path program 1 times [2024-04-04 02:02:10,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:02:10,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547438290] [2024-04-04 02:02:10,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:10,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:10,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:02:10,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:02:10,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547438290] [2024-04-04 02:02:10,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547438290] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:02:10,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100710020] [2024-04-04 02:02:10,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:10,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:02:10,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:02:11,002 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) [2024-04-04 02:02:11,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 02:02:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:11,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 226 conjunts are in the unsatisfiable core [2024-04-04 02:02:11,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:02:12,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:12,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:02:12,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:12,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:02:12,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:12,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:02:12,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:12,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:02:12,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:12,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:02:12,906 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:02:12,906 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 [2024-04-04 02:02:12,972 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:02:12,972 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 [2024-04-04 02:02:13,022 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:02:13,022 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 [2024-04-04 02:02:13,175 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-04-04 02:02:13,176 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 [2024-04-04 02:02:13,364 INFO L349 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2024-04-04 02:02:13,364 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 [2024-04-04 02:02:13,490 INFO L349 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2024-04-04 02:02:13,491 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 [2024-04-04 02:02:13,595 INFO L349 Elim1Store]: treesize reduction 44, result has 30.2 percent of original size [2024-04-04 02:02:13,597 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 22 treesize of output 33 [2024-04-04 02:02:13,900 INFO L349 Elim1Store]: treesize reduction 68, result has 29.2 percent of original size [2024-04-04 02:02:13,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 29 treesize of output 40 [2024-04-04 02:02:14,073 INFO L349 Elim1Store]: treesize reduction 68, result has 29.2 percent of original size [2024-04-04 02:02:14,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 29 treesize of output 40 [2024-04-04 02:02:14,245 INFO L349 Elim1Store]: treesize reduction 68, result has 29.2 percent of original size [2024-04-04 02:02:14,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 29 treesize of output 40 [2024-04-04 02:02:14,404 INFO L349 Elim1Store]: treesize reduction 62, result has 31.1 percent of original size [2024-04-04 02:02:14,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 27 treesize of output 45 [2024-04-04 02:02:14,733 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2024-04-04 02:02:14,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 32 treesize of output 57 [2024-04-04 02:02:17,193 INFO L349 Elim1Store]: treesize reduction 98, result has 31.9 percent of original size [2024-04-04 02:02:17,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 37 treesize of output 69 [2024-04-04 02:02:17,839 INFO L349 Elim1Store]: treesize reduction 128, result has 30.1 percent of original size [2024-04-04 02:02:17,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 44 treesize of output 76 [2024-04-04 02:02:18,352 INFO L349 Elim1Store]: treesize reduction 116, result has 32.2 percent of original size [2024-04-04 02:02:18,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 42 treesize of output 81 [2024-04-04 02:02:21,500 INFO L349 Elim1Store]: treesize reduction 148, result has 30.2 percent of original size [2024-04-04 02:02:21,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 49 treesize of output 88 [2024-04-04 02:02:22,060 INFO L349 Elim1Store]: treesize reduction 148, result has 30.2 percent of original size [2024-04-04 02:02:22,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 49 treesize of output 88 [2024-04-04 02:02:22,709 INFO L349 Elim1Store]: treesize reduction 148, result has 30.2 percent of original size [2024-04-04 02:02:22,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 49 treesize of output 88 [2024-04-04 02:02:23,353 INFO L349 Elim1Store]: treesize reduction 148, result has 30.2 percent of original size [2024-04-04 02:02:23,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 49 treesize of output 88 [2024-04-04 02:02:23,880 INFO L349 Elim1Store]: treesize reduction 148, result has 30.2 percent of original size [2024-04-04 02:02:23,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 49 treesize of output 88 [2024-04-04 02:02:24,605 INFO L349 Elim1Store]: treesize reduction 134, result has 32.3 percent of original size [2024-04-04 02:02:24,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 47 treesize of output 93 [2024-04-04 02:02:33,720 INFO L349 Elim1Store]: treesize reduction 152, result has 32.4 percent of original size [2024-04-04 02:02:33,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 27 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 17 case distinctions, treesize of input 52 treesize of output 105 [2024-04-04 02:02:37,576 INFO L349 Elim1Store]: treesize reduction 188, result has 30.4 percent of original size [2024-04-04 02:02:37,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 35 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 19 case distinctions, treesize of input 59 treesize of output 112 [2024-04-04 02:02:43,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:02:53,507 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-04-04 02:02:53,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 35 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 68 [2024-04-04 02:02:55,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:55,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:55,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:55,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:55,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:55,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:55,915 INFO L349 Elim1Store]: treesize reduction 44, result has 30.2 percent of original size [2024-04-04 02:02:55,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 33 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 81 [2024-04-04 02:02:57,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:57,288 INFO L349 Elim1Store]: treesize reduction 20, result has 39.4 percent of original size [2024-04-04 02:02:57,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 41 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 43 [2024-04-04 02:02:57,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:02:58,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:58,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:58,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:58,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:58,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2024-04-04 02:02:58,159 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 [2024-04-04 02:02:58,168 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 [2024-04-04 02:02:58,248 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 [2024-04-04 02:02:58,251 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 9 treesize of output 3 [2024-04-04 02:02:58,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-04 02:03:01,203 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-04-04 02:03:01,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 64 [2024-04-04 02:03:01,381 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 02:03:01,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 67 [2024-04-04 02:03:01,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:03:01,577 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 02:03:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:03:01,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [100710020] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-04 02:03:01,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-04 02:03:01,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6, 52] total 61 [2024-04-04 02:03:01,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343056335] [2024-04-04 02:03:01,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:03:01,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 02:03:01,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:03:01,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 02:03:01,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=380, Invalid=3278, Unknown=2, NotChecked=0, Total=3660 [2024-04-04 02:03:01,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:01,848 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:03:01,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 58.142857142857146) internal successors, (407), 7 states have internal predecessors, (407), 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) [2024-04-04 02:03:01,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:01,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:01,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 02:03:01,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:01,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:01,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:03,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:03,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:03,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:03,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:03,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:03,881 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-04 02:03:04,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:03:04,081 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 6 more)] === [2024-04-04 02:03:04,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:03:04,082 INFO L85 PathProgramCache]: Analyzing trace with hash -914046662, now seen corresponding path program 1 times [2024-04-04 02:03:04,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:03:04,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525617316] [2024-04-04 02:03:04,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:04,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:05,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:03:05,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:03:05,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525617316] [2024-04-04 02:03:05,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525617316] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:03:05,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:03:05,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-04-04 02:03:05,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371546176] [2024-04-04 02:03:05,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:03:05,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-04 02:03:05,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:03:05,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-04 02:03:05,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-04-04 02:03:05,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:05,101 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:03:05,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 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) [2024-04-04 02:03:05,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:05,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:05,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:05,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:05,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:05,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:05,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:03:07,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-04 02:03:07,034 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 6 more)] === [2024-04-04 02:03:07,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:03:07,036 INFO L85 PathProgramCache]: Analyzing trace with hash 2120378955, now seen corresponding path program 1 times [2024-04-04 02:03:07,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:03:07,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125962100] [2024-04-04 02:03:07,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:07,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:03:09,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:03:09,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125962100] [2024-04-04 02:03:09,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125962100] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:03:09,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:03:09,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-04-04 02:03:09,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185534730] [2024-04-04 02:03:09,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:03:09,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 02:03:09,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:03:09,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 02:03:09,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2024-04-04 02:03:09,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:09,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:03:09,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 21.444444444444443) internal successors, (386), 18 states have internal predecessors, (386), 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) [2024-04-04 02:03:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:09,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:09,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:09,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:09,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:03:09,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:03:14,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 02:03:14,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-04 02:03:14,624 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 02:03:14,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:03:14,624 INFO L85 PathProgramCache]: Analyzing trace with hash -599790265, now seen corresponding path program 1 times [2024-04-04 02:03:14,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:03:14,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593873670] [2024-04-04 02:03:14,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:14,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:15,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:03:15,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:03:15,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593873670] [2024-04-04 02:03:15,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593873670] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:03:15,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [448135670] [2024-04-04 02:03:15,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:15,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:03:15,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:03:15,069 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) [2024-04-04 02:03:15,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 02:03:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:15,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 1212 conjuncts, 53 conjunts are in the unsatisfiable core [2024-04-04 02:03:15,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:03:15,939 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:03:15,940 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 [2024-04-04 02:03:15,961 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:03:15,961 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 [2024-04-04 02:03:15,978 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-04-04 02:03:15,979 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 [2024-04-04 02:03:16,003 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-04 02:03:16,004 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 [2024-04-04 02:03:17,107 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 [2024-04-04 02:03:17,148 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 [2024-04-04 02:03:17,155 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 [2024-04-04 02:03:17,159 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 [2024-04-04 02:03:17,210 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 [2024-04-04 02:03:17,366 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 [2024-04-04 02:03:17,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:03:17,434 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 02:03:17,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [448135670] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:03:17,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 02:03:17,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [6] total 23 [2024-04-04 02:03:17,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201598472] [2024-04-04 02:03:17,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:03:17,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-04 02:03:17,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:03:17,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-04 02:03:17,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2024-04-04 02:03:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:17,438 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:03:17,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 20.736842105263158) internal successors, (394), 19 states have internal predecessors, (394), 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) [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 02:03:17,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:24,423 INFO L349 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2024-04-04 02:03:24,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 33 [2024-04-04 02:03:24,724 INFO L85 PathProgramCache]: Analyzing trace with hash -485103299, now seen corresponding path program 1 times [2024-04-04 02:03:24,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:24,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:25,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:03:25,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:25,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:25,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:03:26,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 02:03:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 02:03:26,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-04-04 02:03:26,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable10,SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:03:26,331 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 6 more)] === [2024-04-04 02:03:26,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:03:26,332 INFO L85 PathProgramCache]: Analyzing trace with hash 245903854, now seen corresponding path program 1 times [2024-04-04 02:03:26,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:03:26,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145347984] [2024-04-04 02:03:26,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:26,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:26,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:03:26,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:03:26,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145347984] [2024-04-04 02:03:26,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145347984] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:03:26,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:03:26,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 02:03:26,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208769470] [2024-04-04 02:03:26,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:03:26,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 02:03:26,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:03:26,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 02:03:26,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-04 02:03:26,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:26,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:03:26,654 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) [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 02:03:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:30,325 INFO L349 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2024-04-04 02:03:30,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 33 [2024-04-04 02:03:30,585 INFO L85 PathProgramCache]: Analyzing trace with hash -485103299, now seen corresponding path program 2 times [2024-04-04 02:03:30,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:30,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:30,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:03:30,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:03:30,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:03:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:03:31,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:03:32,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:03:32,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 02:03:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 02:03:32,502 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 9 remaining) [2024-04-04 02:03:32,502 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2024-04-04 02:03:32,503 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 9 remaining) [2024-04-04 02:03:32,503 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 9 remaining) [2024-04-04 02:03:32,503 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 9 remaining) [2024-04-04 02:03:32,503 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 9 remaining) [2024-04-04 02:03:32,503 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 9 remaining) [2024-04-04 02:03:32,503 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 9 remaining) [2024-04-04 02:03:32,503 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 9 remaining) [2024-04-04 02:03:32,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13 [2024-04-04 02:03:32,507 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-04 02:03:32,510 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 02:03:32,510 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 02:03:32,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 02:03:32 BasicIcfg [2024-04-04 02:03:32,512 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 02:03:32,512 INFO L158 Benchmark]: Toolchain (without parser) took 91569.14ms. Allocated memory was 196.1MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 162.1MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 320.9MB. Max. memory is 8.0GB. [2024-04-04 02:03:32,513 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 02:03:32,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3905.87ms. Allocated memory was 196.1MB in the beginning and 326.1MB in the end (delta: 130.0MB). Free memory was 161.7MB in the beginning and 192.6MB in the end (delta: -30.9MB). Peak memory consumption was 139.5MB. Max. memory is 8.0GB. [2024-04-04 02:03:32,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.72ms. Allocated memory is still 326.1MB. Free memory was 192.6MB in the beginning and 180.6MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 02:03:32,513 INFO L158 Benchmark]: Boogie Preprocessor took 59.76ms. Allocated memory is still 326.1MB. Free memory was 180.6MB in the beginning and 174.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-04 02:03:32,513 INFO L158 Benchmark]: RCFGBuilder took 1186.48ms. Allocated memory is still 326.1MB. Free memory was 174.3MB in the beginning and 233.4MB in the end (delta: -59.1MB). Peak memory consumption was 58.9MB. Max. memory is 8.0GB. [2024-04-04 02:03:32,513 INFO L158 Benchmark]: TraceAbstraction took 86265.19ms. Allocated memory was 326.1MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 231.8MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 261.2MB. Max. memory is 8.0GB. [2024-04-04 02:03:32,514 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3905.87ms. Allocated memory was 196.1MB in the beginning and 326.1MB in the end (delta: 130.0MB). Free memory was 161.7MB in the beginning and 192.6MB in the end (delta: -30.9MB). Peak memory consumption was 139.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 145.72ms. Allocated memory is still 326.1MB. Free memory was 192.6MB in the beginning and 180.6MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 59.76ms. Allocated memory is still 326.1MB. Free memory was 180.6MB in the beginning and 174.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1186.48ms. Allocated memory is still 326.1MB. Free memory was 174.3MB in the beginning and 233.4MB in the end (delta: -59.1MB). Peak memory consumption was 58.9MB. Max. memory is 8.0GB. * TraceAbstraction took 86265.19ms. Allocated memory was 326.1MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 231.8MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 261.2MB. 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: 705959, independent: 662269, independent conditional: 662216, independent unconditional: 53, dependent: 43690, dependent conditional: 43674, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 663219, independent: 662269, independent conditional: 662216, independent unconditional: 53, dependent: 950, dependent conditional: 950, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 663219, independent: 662269, independent conditional: 662216, independent unconditional: 53, dependent: 950, dependent conditional: 950, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 663219, independent: 662269, independent conditional: 662216, independent unconditional: 53, dependent: 950, dependent conditional: 950, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 668539, independent: 662269, independent conditional: 11539, independent unconditional: 650730, dependent: 6240, dependent conditional: 4230, dependent unconditional: 2010, unknown: 30, unknown conditional: 4, unknown unconditional: 26] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 668539, independent: 662269, independent conditional: 2370, independent unconditional: 659899, dependent: 6240, dependent conditional: 3062, dependent unconditional: 3178, unknown: 30, unknown conditional: 4, unknown unconditional: 26] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 668539, independent: 662269, independent conditional: 2370, independent unconditional: 659899, dependent: 6240, dependent conditional: 3062, dependent unconditional: 3178, unknown: 30, unknown conditional: 4, unknown unconditional: 26] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12450, independent: 12367, independent conditional: 41, independent unconditional: 12326, dependent: 80, dependent conditional: 62, dependent unconditional: 18, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12450, independent: 12351, independent conditional: 0, independent unconditional: 12351, dependent: 99, dependent conditional: 0, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 99, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 80, dependent conditional: 62, dependent unconditional: 18, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 80, dependent conditional: 62, dependent unconditional: 18, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3288, independent: 54, independent conditional: 54, independent unconditional: 0, dependent: 187, dependent conditional: 129, dependent unconditional: 58, unknown: 3047, unknown conditional: 1011, unknown unconditional: 2036] , Protected Queries: 0 ], Cache Queries: [ total: 668539, independent: 649902, independent conditional: 2329, independent unconditional: 647573, dependent: 6160, dependent conditional: 3000, dependent unconditional: 3160, unknown: 12477, unknown conditional: 107, unknown unconditional: 12370] , Statistics on independence cache: Total cache size (in pairs): 12447, Positive cache size: 12367, Positive conditional cache size: 41, Positive unconditional cache size: 12326, Negative cache size: 80, Negative conditional cache size: 62, Negative unconditional cache size: 18, Unknown cache size: 3, Unknown conditional cache size: 1, Unknown unconditional cache size: 2, Eliminated conditions: 10337, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 668539, independent: 662269, independent conditional: 11539, independent unconditional: 650730, dependent: 6240, dependent conditional: 4230, dependent unconditional: 2010, unknown: 30, unknown conditional: 4, unknown unconditional: 26] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 668539, independent: 662269, independent conditional: 2370, independent unconditional: 659899, dependent: 6240, dependent conditional: 3062, dependent unconditional: 3178, unknown: 30, unknown conditional: 4, unknown unconditional: 26] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 668539, independent: 662269, independent conditional: 2370, independent unconditional: 659899, dependent: 6240, dependent conditional: 3062, dependent unconditional: 3178, unknown: 30, unknown conditional: 4, unknown unconditional: 26] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12450, independent: 12367, independent conditional: 41, independent unconditional: 12326, dependent: 80, dependent conditional: 62, dependent unconditional: 18, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12450, independent: 12351, independent conditional: 0, independent unconditional: 12351, dependent: 99, dependent conditional: 0, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 99, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 80, dependent conditional: 62, dependent unconditional: 18, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 80, dependent conditional: 62, dependent unconditional: 18, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3288, independent: 54, independent conditional: 54, independent unconditional: 0, dependent: 187, dependent conditional: 129, dependent unconditional: 58, unknown: 3047, unknown conditional: 1011, unknown unconditional: 2036] , Protected Queries: 0 ], Cache Queries: [ total: 668539, independent: 649902, independent conditional: 2329, independent unconditional: 647573, dependent: 6160, dependent conditional: 3000, dependent unconditional: 3160, unknown: 12477, unknown conditional: 107, unknown unconditional: 12370] , Statistics on independence cache: Total cache size (in pairs): 12447, Positive cache size: 12367, Positive conditional cache size: 41, Positive unconditional cache size: 12326, Negative cache size: 80, Negative conditional cache size: 62, Negative unconditional cache size: 18, Unknown cache size: 3, Unknown conditional cache size: 1, Unknown unconditional cache size: 2, Eliminated conditions: 10337 ], Independence queries for same thread: 42740 - 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 - 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, 1068 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 86.1s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 24.3s, 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: 133, 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: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 58.1s InterpolantComputationTime, 4159 NumberOfCodeBlocks, 4159 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 4552 ConstructedInterpolants, 164 QuantifiedInterpolants, 56470 SizeOfPredicates, 103 NumberOfNonLiveVariables, 3510 ConjunctsInSsa, 291 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 6/10 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-04 02:03:32,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-04 02:03:32,750 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...