/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_change_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 02:00:06,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 02:00:06,438 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 02:00:06,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 02:00:06,441 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 02:00:06,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 02:00:06,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 02:00:06,461 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 02:00:06,461 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 02:00:06,462 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 02:00:06,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 02:00:06,462 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 02:00:06,463 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 02:00:06,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 02:00:06,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 02:00:06,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 02:00:06,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 02:00:06,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 02:00:06,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 02:00:06,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 02:00:06,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 02:00:06,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 02:00:06,468 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 02:00:06,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 02:00:06,468 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 02:00:06,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 02:00:06,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 02:00:06,469 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 02:00:06,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 02:00:06,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 02:00:06,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 02:00:06,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 02:00:06,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 02:00:06,470 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 02:00:06,470 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 02:00:06,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 02:00:06,471 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 02:00:06,471 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 02:00:06,471 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 02:00:06,471 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-04 02:00:06,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 02:00:06,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 02:00:06,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 02:00:06,715 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 02:00:06,715 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 02:00:06,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-04 02:00:07,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 02:00:08,261 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 02:00:08,262 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-04 02:00:08,294 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/33780add0/300cfbbef24a4f04b68f17c1f7140fe9/FLAG2e2bef555 [2024-04-04 02:00:08,307 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/33780add0/300cfbbef24a4f04b68f17c1f7140fe9 [2024-04-04 02:00:08,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 02:00:08,334 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 02:00:08,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 02:00:08,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 02:00:08,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 02:00:08,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:00:08" (1/1) ... [2024-04-04 02:00:08,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b00c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:08, skipping insertion in model container [2024-04-04 02:00:08,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:00:08" (1/1) ... [2024-04-04 02:00:08,420 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 02:00:08,691 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-04-04 02:00:11,446 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:00:11,446 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:00:11,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 02:00:11,516 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 02:00:11,537 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-04-04 02:00:11,595 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 02:00:11,597 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 02:00:11,597 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 02:00:11,598 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 02:00:11,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-04 02:00:11,709 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:00:11,710 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 02:00:11,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 02:00:12,158 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:00:12,158 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:00:12,158 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:00:12,158 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:00:12,158 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:00:12,158 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:00:12,164 INFO L206 MainTranslator]: Completed translation [2024-04-04 02:00:12,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12 WrapperNode [2024-04-04 02:00:12,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 02:00:12,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 02:00:12,165 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 02:00:12,165 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 02:00:12,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,349 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 75, statements flattened = 839 [2024-04-04 02:00:12,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 02:00:12,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 02:00:12,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 02:00:12,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 02:00:12,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,406 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 02:00:12,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 02:00:12,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 02:00:12,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 02:00:12,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (1/1) ... [2024-04-04 02:00:12,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 02:00:12,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:00:12,450 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 02:00:12,472 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 02:00:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 02:00:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 02:00:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 02:00:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-04 02:00:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-04 02:00:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-04 02:00:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 02:00:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 02:00:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-04 02:00:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 02:00:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-04 02:00:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 02:00:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-04 02:00:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-04 02:00:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 02:00:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 02:00:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 02:00:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-04 02:00:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 02:00:12,500 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 02:00:12,903 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 02:00:12,905 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 02:00:13,630 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 02:00:13,666 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 02:00:13,666 INFO L309 CfgBuilder]: Removed 25 assume(true) statements. [2024-04-04 02:00:13,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:00:13 BoogieIcfgContainer [2024-04-04 02:00:13,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 02:00:13,673 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 02:00:13,673 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 02:00:13,676 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 02:00:13,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 02:00:08" (1/3) ... [2024-04-04 02:00:13,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e06af72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:00:13, skipping insertion in model container [2024-04-04 02:00:13,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:00:12" (2/3) ... [2024-04-04 02:00:13,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e06af72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:00:13, skipping insertion in model container [2024-04-04 02:00:13,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:00:13" (3/3) ... [2024-04-04 02:00:13,677 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-04 02:00:13,683 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 02:00:13,690 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 02:00:13,690 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-04-04 02:00:13,691 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 02:00:13,788 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-04 02:00:13,826 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 02:00:13,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 02:00:13,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:00:13,828 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 02:00:13,839 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 02:00:13,854 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 02:00:13,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:00:13,865 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 02:00:13,907 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;@46c50b2f, 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 02:00:13,907 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-04 02:00:14,125 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 02:00:14,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:00:14,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1222302897, now seen corresponding path program 1 times [2024-04-04 02:00:14,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:00:14,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308152381] [2024-04-04 02:00:14,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:00:14,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:00:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:00:14,663 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 02:00:14,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:00:14,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308152381] [2024-04-04 02:00:14,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308152381] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:00:14,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:00:14,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 02:00:14,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888542227] [2024-04-04 02:00:14,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:00:14,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 02:00:14,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:00:14,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 02:00:14,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 02:00:14,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:14,701 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:00:14,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 206.5) internal successors, (413), 2 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 02:00:14,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:14,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:14,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 02:00:14,802 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 02:00:14,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:00:14,803 INFO L85 PathProgramCache]: Analyzing trace with hash -940962004, now seen corresponding path program 1 times [2024-04-04 02:00:14,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:00:14,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695528317] [2024-04-04 02:00:14,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:00:14,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:00:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:00:15,399 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 02:00:15,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:00:15,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695528317] [2024-04-04 02:00:15,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695528317] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:00:15,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:00:15,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-04 02:00:15,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337084994] [2024-04-04 02:00:15,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:00:15,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-04 02:00:15,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:00:15,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-04 02:00:15,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-04 02:00:15,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:15,407 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:00:15,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 45.77777777777778) internal successors, (412), 9 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 02:00:15,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:15,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:15,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:15,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:00:15,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 02:00:15,594 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 02:00:15,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:00:15,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1480243170, now seen corresponding path program 1 times [2024-04-04 02:00:15,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:00:15,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644783830] [2024-04-04 02:00:15,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:00:15,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:00:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:00:16,507 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 02:00:16,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:00:16,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644783830] [2024-04-04 02:00:16,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644783830] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:00:16,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:00:16,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 02:00:16,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77480103] [2024-04-04 02:00:16,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:00:16,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 02:00:16,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:00:16,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 02:00:16,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-04 02:00:16,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:16,514 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:00:16,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 86.6) internal successors, (433), 5 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 02:00:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:00:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:16,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:16,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:00:16,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:00:16,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-04 02:00:16,605 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 02:00:16,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:00:16,606 INFO L85 PathProgramCache]: Analyzing trace with hash 941801174, now seen corresponding path program 1 times [2024-04-04 02:00:16,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:00:16,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505237801] [2024-04-04 02:00:16,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:00:16,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:00:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:00:17,183 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 02:00:17,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:00:17,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505237801] [2024-04-04 02:00:17,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505237801] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:00:17,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105495152] [2024-04-04 02:00:17,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:00:17,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:00:17,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:00:17,200 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 02:00:17,216 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 02:00:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:00:17,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 02:00:17,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:00:17,770 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 02:00:17,800 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 02:00:17,800 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 02:00:17,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105495152] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:00:17,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 02:00:17,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-04 02:00:17,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982966199] [2024-04-04 02:00:17,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:00:17,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 02:00:17,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:00:17,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 02:00:17,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-04-04 02:00:17,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:17,803 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:00:17,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 63.0) internal successors, (441), 7 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 02:00:17,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:17,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:00:17,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:00:17,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:18,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:00:18,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:00:18,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:00:18,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:00:18,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 02:00:18,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:00:18,222 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 02:00:18,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:00:18,223 INFO L85 PathProgramCache]: Analyzing trace with hash -868660380, now seen corresponding path program 1 times [2024-04-04 02:00:18,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:00:18,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478993747] [2024-04-04 02:00:18,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:00:18,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:00:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:00:18,877 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 02:00:18,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:00:18,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478993747] [2024-04-04 02:00:18,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478993747] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:00:18,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450971894] [2024-04-04 02:00:18,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:00:18,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:00:18,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:00:18,880 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 02:00:18,900 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 02:00:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:00:19,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 201 conjunts are in the unsatisfiable core [2024-04-04 02:00:19,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:00:20,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:00:20,378 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 02:00:20,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:00:20,401 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 02:00:20,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:00:20,427 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 02:00:20,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:00:20,454 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 02:00:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:00:20,480 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 02:00:20,983 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:00:20,983 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 02:00:21,060 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:00:21,061 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 02:00:21,118 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:00:21,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-04 02:00:21,193 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-04-04 02:00:21,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-04-04 02:00:21,372 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-04-04 02:00:21,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2024-04-04 02:00:21,685 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-04 02:00:21,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-04 02:00:21,873 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-04 02:00:21,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-04 02:00:22,048 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-04 02:00:22,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-04 02:00:22,226 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2024-04-04 02:00:22,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2024-04-04 02:00:22,549 INFO L349 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2024-04-04 02:00:22,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 32 treesize of output 57 [2024-04-04 02:00:22,953 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2024-04-04 02:00:22,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2024-04-04 02:00:25,785 INFO L349 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2024-04-04 02:00:25,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 42 treesize of output 81 [2024-04-04 02:00:29,727 INFO L349 Elim1Store]: treesize reduction 126, result has 33.7 percent of original size [2024-04-04 02:00:29,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 47 treesize of output 93 [2024-04-04 02:00:41,367 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-04 02:00:41,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-04 02:00:42,180 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-04 02:00:42,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-04 02:00:43,024 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-04 02:00:43,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-04 02:00:43,800 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-04 02:00:43,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-04 02:00:44,531 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-04 02:00:44,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-04 02:00:45,282 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-04 02:00:45,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-04 02:00:46,047 INFO L349 Elim1Store]: treesize reduction 144, result has 33.6 percent of original size [2024-04-04 02:00:46,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 52 treesize of output 105 [2024-04-04 02:01:06,001 INFO L349 Elim1Store]: treesize reduction 180, result has 31.3 percent of original size [2024-04-04 02:01:06,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 18 case distinctions, treesize of input 59 treesize of output 112 [2024-04-04 02:01:11,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:11,074 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:01:11,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 80 [2024-04-04 02:01:18,763 INFO L349 Elim1Store]: treesize reduction 180, result has 31.3 percent of original size [2024-04-04 02:01:18,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 18 case distinctions, treesize of input 59 treesize of output 112 [2024-04-04 02:01:43,535 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 02:01:55,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:55,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 73 [2024-04-04 02:01:58,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:01:58,530 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 02:01:58,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 80 [2024-04-04 02:02:03,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,484 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-04 02:02:03,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 35 [2024-04-04 02:02:03,568 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 02:02:03,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:03,925 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 02:02:05,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 02:02:05,542 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 02:02:05,755 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 02:02:08,681 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-04-04 02:02:08,682 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 02:02:08,842 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 02:02:08,843 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 02:02:09,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:02:09,032 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 02:02:09,279 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 02:02:09,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1450971894] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-04 02:02:09,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-04 02:02:09,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6, 49] total 58 [2024-04-04 02:02:09,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66689798] [2024-04-04 02:02:09,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:02:09,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 02:02:09,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:02:09,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 02:02:09,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=2938, Unknown=17, NotChecked=0, Total=3306 [2024-04-04 02:02:09,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:09,284 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:02:09,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 77.14285714285714) internal successors, (540), 7 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 02:02:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:02:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 02:02:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 02:02:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:02:11,507 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 43 treesize of output 31 [2024-04-04 02:02:11,591 INFO L85 PathProgramCache]: Analyzing trace with hash 2054227879, now seen corresponding path program 1 times [2024-04-04 02:02:11,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:11,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:12,097 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 02:02:12,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:12,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:12,551 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 02:02:12,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2024-04-04 02:02:14,777 INFO L85 PathProgramCache]: Analyzing trace with hash 400143415, now seen corresponding path program 1 times [2024-04-04 02:02:14,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:14,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:15,319 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 02:02:15,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:15,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:15,743 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 02:02:18,067 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 45 treesize of output 33 [2024-04-04 02:02:20,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1598246597, now seen corresponding path program 1 times [2024-04-04 02:02:20,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:20,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:21,049 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 02:02:21,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:02:21,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:02:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:02:21,721 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 02:02:21,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 02:02:21,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-04-04 02:02:25,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 02:02:25,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-04 02:02:25,492 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@59558875 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.checkInternal(MonolithicHoareTripleChecker.java:83) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor2(BasicAbstractInterpolantAutomaton.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:73) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.LoopLockstepOrder$WrapperAutomaton.internalSuccessors(LoopLockstepOrder.java:196) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.LoopLockstepOrder$WrapperAutomaton.internalSuccessors(LoopLockstepOrder.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.MinimalSleepSetReduction.internalSuccessors(MinimalSleepSetReduction.java:169) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$0(INwaOutgoingLetterAndTransitionProvider.java:123) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.nextLetter(NestedIterator.java:69) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.(NestedIterator.java:62) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIteratorNoopConstruction.(NestedIteratorNoopConstruction.java:48) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$1(INwaOutgoingLetterAndTransitionProvider.java:124) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:173) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.visitors.DeadEndOptimizingSearchVisitor.discoverState(DeadEndOptimizingSearchVisitor.java:73) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:222) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:165) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:98) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:122) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:329) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:362) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:466) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-04-04 02:02:25,495 INFO L158 Benchmark]: Toolchain (without parser) took 137161.51ms. Allocated memory was 245.4MB in the beginning and 744.5MB in the end (delta: 499.1MB). Free memory was 214.1MB in the beginning and 231.9MB in the end (delta: -17.8MB). Peak memory consumption was 532.3MB. Max. memory is 8.0GB. [2024-04-04 02:02:25,495 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 152.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 02:02:25,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3828.54ms. Allocated memory is still 245.4MB. Free memory was 214.1MB in the beginning and 147.7MB in the end (delta: 66.3MB). Peak memory consumption was 186.3MB. Max. memory is 8.0GB. [2024-04-04 02:02:25,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 184.35ms. Allocated memory is still 245.4MB. Free memory was 147.7MB in the beginning and 135.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-04 02:02:25,496 INFO L158 Benchmark]: Boogie Preprocessor took 65.92ms. Allocated memory is still 245.4MB. Free memory was 135.2MB in the beginning and 128.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-04 02:02:25,496 INFO L158 Benchmark]: RCFGBuilder took 1251.46ms. Allocated memory is still 245.4MB. Free memory was 128.9MB in the beginning and 149.5MB in the end (delta: -20.6MB). Peak memory consumption was 66.9MB. Max. memory is 8.0GB. [2024-04-04 02:02:25,496 INFO L158 Benchmark]: TraceAbstraction took 131821.70ms. Allocated memory was 245.4MB in the beginning and 744.5MB in the end (delta: 499.1MB). Free memory was 148.4MB in the beginning and 231.9MB in the end (delta: -83.4MB). Peak memory consumption was 466.7MB. Max. memory is 8.0GB. [2024-04-04 02:02:25,497 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 152.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3828.54ms. Allocated memory is still 245.4MB. Free memory was 214.1MB in the beginning and 147.7MB in the end (delta: 66.3MB). Peak memory consumption was 186.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 184.35ms. Allocated memory is still 245.4MB. Free memory was 147.7MB in the beginning and 135.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.92ms. Allocated memory is still 245.4MB. Free memory was 135.2MB in the beginning and 128.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1251.46ms. Allocated memory is still 245.4MB. Free memory was 128.9MB in the beginning and 149.5MB in the end (delta: -20.6MB). Peak memory consumption was 66.9MB. Max. memory is 8.0GB. * TraceAbstraction took 131821.70ms. Allocated memory was 245.4MB in the beginning and 744.5MB in the end (delta: 499.1MB). Free memory was 148.4MB in the beginning and 231.9MB in the end (delta: -83.4MB). Peak memory consumption was 466.7MB. 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: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@59558875 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@59558875: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-04-04 02:02:25,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-04 02:02:25,807 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...