/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-4cc0a57-m [2025-04-14 11:36:00,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-14 11:36:00,229 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-14 11:36:00,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-14 11:36:00,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-14 11:36:00,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-14 11:36:00,257 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-14 11:36:00,257 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-14 11:36:00,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-14 11:36:00,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-14 11:36:00,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Use SBE=true [2025-04-14 11:36:00,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-14 11:36:00,259 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-14 11:36:00,260 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 11:36:00,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 11:36:00,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-14 11:36:00,260 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-14 11:36:00,261 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-14 11:36:00,262 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-14 11:36:00,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-14 11:36:00,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-14 11:36:00,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-14 11:36:00,495 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-14 11:36:00,496 INFO L274 PluginConnector]: CDTParser initialized [2025-04-14 11:36:00,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2025-04-14 11:36:01,761 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2979ab85d/f1a94b428fa74648aa75fc16788830e3/FLAG1657da5c4 [2025-04-14 11:36:02,203 INFO L389 CDTParser]: Found 1 translation units. [2025-04-14 11:36:02,204 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2025-04-14 11:36:02,249 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2979ab85d/f1a94b428fa74648aa75fc16788830e3/FLAG1657da5c4 [2025-04-14 11:36:02,911 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2979ab85d/f1a94b428fa74648aa75fc16788830e3 [2025-04-14 11:36:02,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-14 11:36:02,915 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-14 11:36:02,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-14 11:36:02,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-14 11:36:02,919 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-14 11:36:02,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 11:36:02" (1/1) ... [2025-04-14 11:36:02,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b01da95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:02, skipping insertion in model container [2025-04-14 11:36:02,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 11:36:02" (1/1) ... [2025-04-14 11:36:02,977 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-14 11:36:03,274 WARN L250 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_configure.i[5520,5533] [2025-04-14 11:36:07,792 WARN L1730 CHandler]: Possible shadowing of function iminor [2025-04-14 11:36:07,793 WARN L1730 CHandler]: Possible shadowing of function iminor [2025-04-14 11:36:07,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 11:36:07,868 INFO L200 MainTranslator]: Completed pre-run [2025-04-14 11:36:07,885 WARN L250 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_configure.i[5520,5533] [2025-04-14 11:36:07,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-14 11:36:07,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-14 11:36:07,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-14 11:36:07,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-14 11:36:08,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2025-04-14 11:36:08,100 WARN L1730 CHandler]: Possible shadowing of function iminor [2025-04-14 11:36:08,100 WARN L1730 CHandler]: Possible shadowing of function iminor [2025-04-14 11:36:08,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 11:36:08,507 INFO L204 MainTranslator]: Completed translation [2025-04-14 11:36:08,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08 WrapperNode [2025-04-14 11:36:08,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-14 11:36:08,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-14 11:36:08,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-14 11:36:08,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-14 11:36:08,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,643 INFO L138 Inliner]: procedures = 1392, calls = 1531, calls flagged for inlining = 397, calls inlined = 70, statements flattened = 761 [2025-04-14 11:36:08,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-14 11:36:08,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-14 11:36:08,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-14 11:36:08,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-14 11:36:08,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,689 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,694 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-14 11:36:08,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-14 11:36:08,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-14 11:36:08,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-14 11:36:08,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (1/1) ... [2025-04-14 11:36:08,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 11:36:08,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 11:36:08,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-14 11:36:08,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-14 11:36:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-04-14 11:36:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-14 11:36:08,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2025-04-14 11:36:08,774 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2025-04-14 11:36:08,774 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2025-04-14 11:36:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-04-14 11:36:08,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-14 11:36:08,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-04-14 11:36:08,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-04-14 11:36:08,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-14 11:36:08,777 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-14 11:36:09,110 INFO L234 CfgBuilder]: Building ICFG [2025-04-14 11:36:09,111 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-14 11:36:09,802 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-14 11:36:09,802 INFO L283 CfgBuilder]: Performing block encoding [2025-04-14 11:36:10,415 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-14 11:36:10,415 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2025-04-14 11:36:10,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 11:36:10 BoogieIcfgContainer [2025-04-14 11:36:10,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-14 11:36:10,417 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-14 11:36:10,417 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-14 11:36:10,420 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-14 11:36:10,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 11:36:02" (1/3) ... [2025-04-14 11:36:10,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b5f96d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 11:36:10, skipping insertion in model container [2025-04-14 11:36:10,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:36:08" (2/3) ... [2025-04-14 11:36:10,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b5f96d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 11:36:10, skipping insertion in model container [2025-04-14 11:36:10,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 11:36:10" (3/3) ... [2025-04-14 11:36:10,422 INFO L128 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2025-04-14 11:36:10,433 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-14 11:36:10,436 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i that has 3 procedures, 67 locations, 96 edges, 1 initial locations, 12 loop locations, and 2 error locations. [2025-04-14 11:36:10,436 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-14 11:36:10,497 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-04-14 11:36:10,528 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 11:36:10,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-14 11:36:10,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 11:36:10,531 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-14 11:36:10,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-14 11:36:10,733 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-14 11:36:10,745 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == whoop_wrapper_pc8736x_gpio_openThread1of1ForFork0 ======== [2025-04-14 11:36:10,750 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@280b99e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 11:36:10,751 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-04-14 11:36:11,124 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-14 11:36:11,125 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 11:36:11,125 INFO L139 ounterexampleChecker]: Examining path program with hash -1968552539, occurence #1 [2025-04-14 11:36:11,125 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 11:36:11,125 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 11:36:11,128 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 11:36:11,128 INFO L85 PathProgramCache]: Analyzing trace with hash 594538014, now seen corresponding path program 1 times [2025-04-14 11:36:11,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 11:36:11,133 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250203762] [2025-04-14 11:36:11,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 11:36:11,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 11:36:11,255 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-04-14 11:36:11,326 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-04-14 11:36:11,327 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 11:36:11,327 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 11:36:11,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 11:36:11,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 11:36:11,637 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250203762] [2025-04-14 11:36:11,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250203762] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 11:36:11,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 11:36:11,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-14 11:36:11,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687242903] [2025-04-14 11:36:11,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 11:36:11,643 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-04-14 11:36:11,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 11:36:11,659 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-04-14 11:36:11,659 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-04-14 11:36:11,660 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:36:11,661 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 11:36:11,662 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2025-04-14 11:36:11,662 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:36:11,778 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-04-14 11:36:11,778 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-14 11:36:11,778 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-14 11:36:11,778 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 11:36:11,779 INFO L139 ounterexampleChecker]: Examining path program with hash 1909402424, occurence #1 [2025-04-14 11:36:11,779 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 11:36:11,779 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 11:36:11,779 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 11:36:11,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1868579811, now seen corresponding path program 1 times [2025-04-14 11:36:11,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 11:36:11,779 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829988243] [2025-04-14 11:36:11,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 11:36:11,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 11:36:11,878 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-04-14 11:36:11,892 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-04-14 11:36:11,892 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 11:36:11,892 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 11:36:12,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 11:36:12,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 11:36:12,273 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829988243] [2025-04-14 11:36:12,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829988243] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 11:36:12,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 11:36:12,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-14 11:36:12,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412007860] [2025-04-14 11:36:12,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 11:36:12,275 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-14 11:36:12,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 11:36:12,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-14 11:36:12,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-14 11:36:12,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:36:12,276 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 11:36:12,276 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2025-04-14 11:36:12,276 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-04-14 11:36:12,276 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:36:13,386 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-14 11:36:13,386 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-14 11:36:13,388 INFO L790 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-04-14 11:36:13,388 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-14 11:36:13,396 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-04-14 11:36:13,397 INFO L320 ceAbstractionStarter]: Result for error location whoop_wrapper_pc8736x_gpio_openThread1of1ForFork0 was SAFE (1/2) [2025-04-14 11:36:13,403 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 11:36:13,403 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-14 11:36:13,404 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-14 11:36:13,404 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@280b99e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 11:36:13,404 INFO L341 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-04-14 11:36:13,418 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-04-14 11:36:13,418 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 11:36:13,418 INFO L139 ounterexampleChecker]: Examining path program with hash -2073076176, occurence #1 [2025-04-14 11:36:13,418 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 11:36:13,418 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 11:36:13,418 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 11:36:13,418 INFO L85 PathProgramCache]: Analyzing trace with hash 664718391, now seen corresponding path program 1 times [2025-04-14 11:36:13,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 11:36:13,421 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893292557] [2025-04-14 11:36:13,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 11:36:13,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 11:36:13,481 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-04-14 11:36:13,514 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-04-14 11:36:13,514 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 11:36:13,514 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 11:36:13,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 11:36:13,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 11:36:13,775 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893292557] [2025-04-14 11:36:13,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893292557] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 11:36:13,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 11:36:13,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-14 11:36:13,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118769916] [2025-04-14 11:36:13,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 11:36:13,775 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-14 11:36:13,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 11:36:13,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-14 11:36:13,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-14 11:36:13,776 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:36:13,776 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 11:36:13,776 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2025-04-14 11:36:13,776 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:36:13,892 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-14 11:36:13,892 INFO L790 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2025-04-14 11:36:13,892 INFO L790 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2025-04-14 11:36:13,892 INFO L790 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2025-04-14 11:36:13,892 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-14 11:36:13,893 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-04-14 11:36:13,893 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/2) [2025-04-14 11:36:13,894 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-14 11:36:13,894 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-14 11:36:13,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2025-04-14 11:36:13,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 11:36:13 BasicIcfg [2025-04-14 11:36:13,906 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-14 11:36:13,907 INFO L158 Benchmark]: Toolchain (without parser) took 10991.81ms. Allocated memory was 125.8MB in the beginning and 377.5MB in the end (delta: 251.7MB). Free memory was 78.5MB in the beginning and 185.8MB in the end (delta: -107.3MB). Peak memory consumption was 145.7MB. Max. memory is 8.0GB. [2025-04-14 11:36:13,907 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 167.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-14 11:36:13,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5593.37ms. Allocated memory was 125.8MB in the beginning and 239.1MB in the end (delta: 113.2MB). Free memory was 77.9MB in the beginning and 69.7MB in the end (delta: 8.1MB). Peak memory consumption was 135.8MB. Max. memory is 8.0GB. [2025-04-14 11:36:13,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.88ms. Allocated memory is still 239.1MB. Free memory was 69.7MB in the beginning and 57.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-04-14 11:36:13,908 INFO L158 Benchmark]: Boogie Preprocessor took 80.50ms. Allocated memory is still 239.1MB. Free memory was 57.8MB in the beginning and 51.5MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-14 11:36:13,908 INFO L158 Benchmark]: RCFGBuilder took 1690.41ms. Allocated memory is still 239.1MB. Free memory was 51.5MB in the beginning and 100.0MB in the end (delta: -48.4MB). Peak memory consumption was 42.4MB. Max. memory is 8.0GB. [2025-04-14 11:36:13,908 INFO L158 Benchmark]: TraceAbstraction took 3489.30ms. Allocated memory was 239.1MB in the beginning and 377.5MB in the end (delta: 138.4MB). Free memory was 97.9MB in the beginning and 185.8MB in the end (delta: -87.9MB). Peak memory consumption was 50.9MB. Max. memory is 8.0GB. [2025-04-14 11:36:13,909 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78ms. Allocated memory is still 167.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5593.37ms. Allocated memory was 125.8MB in the beginning and 239.1MB in the end (delta: 113.2MB). Free memory was 77.9MB in the beginning and 69.7MB in the end (delta: 8.1MB). Peak memory consumption was 135.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 133.88ms. Allocated memory is still 239.1MB. Free memory was 69.7MB in the beginning and 57.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 80.50ms. Allocated memory is still 239.1MB. Free memory was 57.8MB in the beginning and 51.5MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1690.41ms. Allocated memory is still 239.1MB. Free memory was 51.5MB in the beginning and 100.0MB in the end (delta: -48.4MB). Peak memory consumption was 42.4MB. Max. memory is 8.0GB. * TraceAbstraction took 3489.30ms. Allocated memory was 239.1MB in the beginning and 377.5MB in the end (delta: 138.4MB). Free memory was 97.9MB in the beginning and 185.8MB in the end (delta: -87.9MB). Peak memory consumption was 50.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 5817]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 780, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 46, dependent conditional: 40, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 742, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 8, dependent conditional: 2, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 742, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 8, dependent conditional: 2, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 744, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 10, dependent conditional: 4, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 744, independent: 734, independent conditional: 0, independent unconditional: 734, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 744, independent: 734, independent conditional: 0, independent unconditional: 734, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 594, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 594, independent: 587, independent conditional: 0, independent unconditional: 587, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1136, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 1086, dependent conditional: 0, dependent unconditional: 1086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 744, independent: 146, independent conditional: 0, independent unconditional: 146, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 594, unknown conditional: 0, unknown unconditional: 594] , Statistics on independence cache: Total cache size (in pairs): 594, Positive cache size: 588, Positive conditional cache size: 0, Positive unconditional cache size: 588, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 150, Maximal queried relation: 1, Independence queries for same thread: 38, Persistent sets #1 benchmarks: Persistent set computation time: 1.2s, Number of persistent set computation: 74, Number of trivial persistent sets: 34, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 594, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 780, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 46, dependent conditional: 40, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 742, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 8, dependent conditional: 2, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 742, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 8, dependent conditional: 2, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 744, independent: 734, independent conditional: 146, independent unconditional: 588, dependent: 10, dependent conditional: 4, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 744, independent: 734, independent conditional: 0, independent unconditional: 734, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 744, independent: 734, independent conditional: 0, independent unconditional: 734, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 594, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 594, independent: 587, independent conditional: 0, independent unconditional: 587, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1136, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 1086, dependent conditional: 0, dependent unconditional: 1086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 744, independent: 146, independent conditional: 0, independent unconditional: 146, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 594, unknown conditional: 0, unknown unconditional: 594] , Statistics on independence cache: Total cache size (in pairs): 594, Positive cache size: 588, Positive conditional cache size: 0, Positive unconditional cache size: 588, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 150, Maximal queried relation: 1, Independence queries for same thread: 38 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 371, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 40, dependent conditional: 37, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 334, independent: 331, independent conditional: 0, independent unconditional: 331, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 0, independent unconditional: 331, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 334, independent: 229, independent conditional: 0, independent unconditional: 229, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 102, unknown conditional: 0, unknown unconditional: 102] , Statistics on independence cache: Total cache size (in pairs): 696, Positive cache size: 690, Positive conditional cache size: 0, Positive unconditional cache size: 690, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17, Maximal queried relation: 0, Independence queries for same thread: 37, Persistent sets #1 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 44, Number of trivial persistent sets: 42, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 317, independent: 314, independent conditional: 0, independent unconditional: 314, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 371, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 40, dependent conditional: 37, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 17, independent unconditional: 314, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 334, independent: 331, independent conditional: 0, independent unconditional: 331, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 334, independent: 331, independent conditional: 0, independent unconditional: 331, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 334, independent: 229, independent conditional: 0, independent unconditional: 229, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 102, unknown conditional: 0, unknown unconditional: 102] , Statistics on independence cache: Total cache size (in pairs): 696, Positive cache size: 690, Positive conditional cache size: 0, Positive unconditional cache size: 690, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17, Maximal queried relation: 0, Independence queries for same thread: 37 - PositiveResult [Line: 175]: 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: 175]: 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 for errors in thread instance: whoop_wrapper_pc8736x_gpio_openThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 96 locations, 137 edges, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 0, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, UnsatisfiedConditions: 0, ImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 96 locations, 137 edges, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, 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: 3, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 0, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, UnsatisfiedConditions: 0, ImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-04-14 11:36:13,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...