/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 SLEEP_SET -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 04:54:09,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 04:54:10,044 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 04:54:10,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 04:54:10,049 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 04:54:10,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 04:54:10,074 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 04:54:10,074 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 04:54:10,075 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 04:54:10,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 04:54:10,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 04:54:10,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 04:54:10,079 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 04:54:10,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 04:54:10,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 04:54:10,080 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 04:54:10,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 04:54:10,081 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 04:54:10,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 04:54:10,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 04:54:10,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 04:54:10,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 04:54:10,082 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 04:54:10,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 04:54:10,082 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 04:54:10,082 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 04:54:10,082 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 04:54:10,083 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 04:54:10,083 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 04:54:10,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 04:54:10,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 04:54:10,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 04:54:10,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 04:54:10,084 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 04:54:10,084 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 04:54:10,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 04:54:10,085 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 04:54:10,085 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 04:54:10,085 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 04:54:10,085 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET [2024-04-04 04:54:10,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 04:54:10,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 04:54:10,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 04:54:10,303 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 04:54:10,303 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 04:54:10,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2024-04-04 04:54:11,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 04:54:11,792 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 04:54:11,793 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2024-04-04 04:54:11,827 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/62e0db656/4285dec69c4b48af87bde518e922070c/FLAG745f50acc [2024-04-04 04:54:11,842 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/62e0db656/4285dec69c4b48af87bde518e922070c [2024-04-04 04:54:11,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 04:54:11,846 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 04:54:11,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 04:54:11,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 04:54:11,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 04:54:11,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 04:54:11" (1/1) ... [2024-04-04 04:54:11,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dead1b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:11, skipping insertion in model container [2024-04-04 04:54:11,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 04:54:11" (1/1) ... [2024-04-04 04:54:11,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 04:54:12,263 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_current_pc8736x_gpio_get.i[5469,5482] [2024-04-04 04:54:14,432 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 04:54:14,435 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 04:54:14,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 04:54:14,508 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 04:54:14,525 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_current_pc8736x_gpio_get.i[5469,5482] [2024-04-04 04:54:14,606 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 04:54:14,608 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 04:54:14,608 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 04:54:14,608 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 04:54:14,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-04 04:54:14,708 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 04:54:14,708 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-04 04:54:14,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 04:54:15,166 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 04:54:15,166 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 04:54:15,166 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 04:54:15,166 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 04:54:15,166 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 04:54:15,167 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 04:54:15,173 INFO L206 MainTranslator]: Completed translation [2024-04-04 04:54:15,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15 WrapperNode [2024-04-04 04:54:15,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 04:54:15,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 04:54:15,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 04:54:15,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 04:54:15,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,304 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 47, statements flattened = 638 [2024-04-04 04:54:15,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 04:54:15,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 04:54:15,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 04:54:15,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 04:54:15,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,340 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 04:54:15,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 04:54:15,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 04:54:15,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 04:54:15,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (1/1) ... [2024-04-04 04:54:15,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 04:54:15,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 04:54:15,396 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 04:54:15,430 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 04:54:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 04:54:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 04:54:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 04:54:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-04 04:54:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2024-04-04 04:54:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2024-04-04 04:54:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 04:54:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 04:54:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-04 04:54:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-04 04:54:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-04 04:54:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 04:54:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-04 04:54:15,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 04:54:15,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 04:54:15,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-04 04:54:15,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 04:54:15,469 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 04:54:15,861 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 04:54:15,862 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 04:54:16,370 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 04:54:16,382 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 04:54:16,383 INFO L309 CfgBuilder]: Removed 21 assume(true) statements. [2024-04-04 04:54:16,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 04:54:16 BoogieIcfgContainer [2024-04-04 04:54:16,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 04:54:16,386 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 04:54:16,386 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 04:54:16,388 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 04:54:16,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 04:54:11" (1/3) ... [2024-04-04 04:54:16,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49c293d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 04:54:16, skipping insertion in model container [2024-04-04 04:54:16,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:54:15" (2/3) ... [2024-04-04 04:54:16,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49c293d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 04:54:16, skipping insertion in model container [2024-04-04 04:54:16,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 04:54:16" (3/3) ... [2024-04-04 04:54:16,390 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2024-04-04 04:54:16,395 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 04:54:16,402 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 04:54:16,403 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-04 04:54:16,403 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 04:54:16,488 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-04 04:54:16,547 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 04:54:16,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 04:54:16,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 04:54:16,550 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 04:54:16,556 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 04:54:16,585 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 04:54:16,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 04:54:16,604 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 04:54:16,610 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;@bed10e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 04:54:16,610 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-04 04:54:16,713 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 04:54:16,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 04:54:16,714 INFO L85 PathProgramCache]: Analyzing trace with hash -72687479, now seen corresponding path program 1 times [2024-04-04 04:54:16,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 04:54:16,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383239152] [2024-04-04 04:54:16,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 04:54:16,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 04:54:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 04:54:17,140 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 04:54:17,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 04:54:17,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383239152] [2024-04-04 04:54:17,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383239152] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 04:54:17,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 04:54:17,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 04:54:17,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955035226] [2024-04-04 04:54:17,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 04:54:17,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 04:54:17,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 04:54:17,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 04:54:17,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 04:54:17,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:17,167 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 04:54:17,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 136.0) internal successors, (272), 2 states have internal predecessors, (272), 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 04:54:17,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:17,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:17,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 04:54:17,210 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 04:54:17,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 04:54:17,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1371084800, now seen corresponding path program 1 times [2024-04-04 04:54:17,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 04:54:17,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20060144] [2024-04-04 04:54:17,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 04:54:17,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 04:54:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 04:54:17,696 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 04:54:17,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 04:54:17,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20060144] [2024-04-04 04:54:17,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20060144] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 04:54:17,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 04:54:17,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-04 04:54:17,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831642265] [2024-04-04 04:54:17,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 04:54:17,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-04 04:54:17,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 04:54:17,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-04 04:54:17,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-04 04:54:17,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:17,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 04:54:17,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 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 04:54:17,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:17,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:17,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:17,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 04:54:17,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 04:54:17,892 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 04:54:17,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 04:54:17,894 INFO L85 PathProgramCache]: Analyzing trace with hash 307371487, now seen corresponding path program 1 times [2024-04-04 04:54:17,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 04:54:17,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175031569] [2024-04-04 04:54:17,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 04:54:17,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 04:54:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 04:54:18,424 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 04:54:18,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 04:54:18,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175031569] [2024-04-04 04:54:18,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175031569] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 04:54:18,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 04:54:18,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 04:54:18,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789031723] [2024-04-04 04:54:18,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 04:54:18,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 04:54:18,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 04:54:18,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 04:54:18,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-04 04:54:18,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:18,430 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 04:54:18,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 58.4) internal successors, (292), 5 states have internal predecessors, (292), 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 04:54:18,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:18,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 04:54:18,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:18,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:18,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 04:54:18,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 04:54:18,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-04 04:54:18,489 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 04:54:18,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 04:54:18,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1828997249, now seen corresponding path program 1 times [2024-04-04 04:54:18,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 04:54:18,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892490145] [2024-04-04 04:54:18,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 04:54:18,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 04:54:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 04:54:19,025 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 04:54:19,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 04:54:19,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892490145] [2024-04-04 04:54:19,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892490145] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 04:54:19,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823759002] [2024-04-04 04:54:19,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 04:54:19,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 04:54:19,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 04:54:19,094 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 04:54:19,125 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 04:54:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 04:54:19,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 04:54:19,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 04:54:19,589 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 04:54:19,617 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 04:54:19,617 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 04:54:19,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823759002] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 04:54:19,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 04:54:19,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-04 04:54:19,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778449979] [2024-04-04 04:54:19,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 04:54:19,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 04:54:19,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 04:54:19,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 04:54:19,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-04-04 04:54:19,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:19,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 04:54:19,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 42.857142857142854) internal successors, (300), 7 states have internal predecessors, (300), 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 04:54:19,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:19,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 04:54:19,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 04:54:19,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 04:54:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 04:54:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 04:54:20,083 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 04:54:20,281 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 04:54:20,281 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 04:54:20,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 04:54:20,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1373490462, now seen corresponding path program 1 times [2024-04-04 04:54:20,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 04:54:20,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333774665] [2024-04-04 04:54:20,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 04:54:20,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 04:54:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 04:54:20,747 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 04:54:20,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 04:54:20,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333774665] [2024-04-04 04:54:20,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333774665] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 04:54:20,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 04:54:20,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 04:54:20,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373913401] [2024-04-04 04:54:20,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 04:54:20,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 04:54:20,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 04:54:20,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 04:54:20,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-04 04:54:20,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:20,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 04:54:20,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 44.0) internal successors, (264), 6 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 04:54:20,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:20,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 04:54:20,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 04:54:20,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 04:54:20,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:21,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 04:54:21,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 04:54:21,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 04:54:21,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 04:54:21,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 04:54:21,099 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-04 04:54:21,099 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-04-04 04:54:21,100 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-04 04:54:21,100 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-04 04:54:21,100 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-04-04 04:54:21,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-04 04:54:21,103 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-04-04 04:54:21,106 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 04:54:21,106 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 04:54:21,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 04:54:21 BasicIcfg [2024-04-04 04:54:21,108 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 04:54:21,109 INFO L158 Benchmark]: Toolchain (without parser) took 9262.99ms. Allocated memory was 262.1MB in the beginning and 536.9MB in the end (delta: 274.7MB). Free memory was 180.7MB in the beginning and 205.0MB in the end (delta: -24.3MB). Peak memory consumption was 251.7MB. Max. memory is 8.0GB. [2024-04-04 04:54:21,109 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 174.1MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 04:54:21,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3326.78ms. Allocated memory is still 262.1MB. Free memory was 180.4MB in the beginning and 111.1MB in the end (delta: 69.3MB). Peak memory consumption was 147.9MB. Max. memory is 8.0GB. [2024-04-04 04:54:21,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.68ms. Allocated memory is still 262.1MB. Free memory was 111.1MB in the beginning and 100.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-04-04 04:54:21,109 INFO L158 Benchmark]: Boogie Preprocessor took 43.93ms. Allocated memory is still 262.1MB. Free memory was 100.1MB in the beginning and 94.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-04 04:54:21,110 INFO L158 Benchmark]: RCFGBuilder took 1034.21ms. Allocated memory was 262.1MB in the beginning and 401.6MB in the end (delta: 139.5MB). Free memory was 94.4MB in the beginning and 278.9MB in the end (delta: -184.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-04 04:54:21,110 INFO L158 Benchmark]: TraceAbstraction took 4722.44ms. Allocated memory was 401.6MB in the beginning and 536.9MB in the end (delta: 135.3MB). Free memory was 277.9MB in the beginning and 205.0MB in the end (delta: 72.8MB). Peak memory consumption was 207.6MB. Max. memory is 8.0GB. [2024-04-04 04:54:21,111 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 174.1MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3326.78ms. Allocated memory is still 262.1MB. Free memory was 180.4MB in the beginning and 111.1MB in the end (delta: 69.3MB). Peak memory consumption was 147.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 129.68ms. Allocated memory is still 262.1MB. Free memory was 111.1MB in the beginning and 100.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.93ms. Allocated memory is still 262.1MB. Free memory was 100.1MB in the beginning and 94.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1034.21ms. Allocated memory was 262.1MB in the beginning and 401.6MB in the end (delta: 139.5MB). Free memory was 94.4MB in the beginning and 278.9MB in the end (delta: -184.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 4722.44ms. Allocated memory was 401.6MB in the beginning and 536.9MB in the end (delta: 135.3MB). Free memory was 277.9MB in the beginning and 205.0MB in the end (delta: 72.8MB). Peak memory consumption was 207.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24963, independent: 24030, independent conditional: 23840, independent unconditional: 190, dependent: 933, dependent conditional: 832, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 24034, independent: 24030, independent conditional: 23840, independent unconditional: 190, dependent: 4, dependent conditional: 4, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24034, independent: 24030, independent conditional: 23840, independent unconditional: 190, dependent: 4, dependent conditional: 4, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 24034, independent: 24030, independent conditional: 23840, independent unconditional: 190, dependent: 4, dependent conditional: 4, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24042, independent: 24030, independent conditional: 1412, independent unconditional: 22618, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 24042, independent: 24030, independent conditional: 272, independent unconditional: 23758, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 24042, independent: 24030, independent conditional: 272, independent unconditional: 23758, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1339, independent: 1338, independent conditional: 0, independent unconditional: 1338, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1339, independent: 1338, independent conditional: 0, independent unconditional: 1338, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 24042, independent: 22692, independent conditional: 272, independent unconditional: 22420, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 1339, unknown conditional: 0, unknown unconditional: 1339] , Statistics on independence cache: Total cache size (in pairs): 1339, Positive cache size: 1338, Positive conditional cache size: 0, Positive unconditional cache size: 1338, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1144, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24042, independent: 24030, independent conditional: 1412, independent unconditional: 22618, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 24042, independent: 24030, independent conditional: 272, independent unconditional: 23758, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 24042, independent: 24030, independent conditional: 272, independent unconditional: 23758, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1339, independent: 1338, independent conditional: 0, independent unconditional: 1338, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1339, independent: 1338, independent conditional: 0, independent unconditional: 1338, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 24042, independent: 22692, independent conditional: 272, independent unconditional: 22420, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 1339, unknown conditional: 0, unknown unconditional: 1339] , Statistics on independence cache: Total cache size (in pairs): 1339, Positive cache size: 1338, Positive conditional cache size: 0, Positive unconditional cache size: 1338, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1144 ], Independence queries for same thread: 929 - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 814 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.2s, 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: 39, 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: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1699 NumberOfCodeBlocks, 1699 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1693 ConstructedInterpolants, 0 QuantifiedInterpolants, 1943 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1034 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 2/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-04 04:54:21,135 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 04:54:21,327 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...