/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 RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -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 [2024-04-05 22:32:22,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 22:32:23,049 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 22:32:23,054 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 22:32:23,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 22:32:23,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 22:32:23,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 22:32:23,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 22:32:23,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 22:32:23,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 22:32:23,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 22:32:23,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 22:32:23,081 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 22:32:23,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 22:32:23,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 22:32:23,083 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 22:32:23,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 22:32:23,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 22:32:23,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 22:32:23,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 22:32:23,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 22:32:23,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 22:32:23,084 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 22:32:23,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 22:32:23,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 22:32:23,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 22:32:23,084 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 22:32:23,085 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 22:32:23,085 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 22:32:23,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 22:32:23,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 22:32:23,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 22:32:23,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 22:32:23,086 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 22:32:23,086 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 22:32:23,086 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 22:32:23,087 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 22:32:23,087 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 22:32:23,087 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 22:32:23,087 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 22:32:23,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 22:32:23,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 22:32:23,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 22:32:23,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 22:32:23,311 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 22:32:23,312 INFO L431 ainManager$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 [2024-04-05 22:32:24,320 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 22:32:24,710 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 22:32:24,710 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2024-04-05 22:32:24,744 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/859c8929a/2a94ad7592f14b2ba9e916c12e636c18/FLAG596d6d03b [2024-04-05 22:32:24,762 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/859c8929a/2a94ad7592f14b2ba9e916c12e636c18 [2024-04-05 22:32:24,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 22:32:24,766 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 22:32:24,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 22:32:24,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 22:32:24,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 22:32:24,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:32:24" (1/1) ... [2024-04-05 22:32:24,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19316940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:24, skipping insertion in model container [2024-04-05 22:32:24,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:32:24" (1/1) ... [2024-04-05 22:32:24,867 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 22:32:25,153 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] [2024-04-05 22:32:29,250 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:29,253 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:29,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 22:32:29,340 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 22:32:29,364 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] [2024-04-05 22:32:29,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 22:32:29,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 22:32:29,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 22:32:29,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 22:32:29,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-05 22:32:29,568 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:29,568 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:29,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 22:32:29,957 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:29,958 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:29,958 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:29,958 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:29,958 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:29,958 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:29,963 INFO L206 MainTranslator]: Completed translation [2024-04-05 22:32:29,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29 WrapperNode [2024-04-05 22:32:29,964 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 22:32:29,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 22:32:29,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 22:32:29,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 22:32:29,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,130 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 47, statements flattened = 638 [2024-04-05 22:32:30,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 22:32:30,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 22:32:30,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 22:32:30,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 22:32:30,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,151 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 22:32:30,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 22:32:30,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 22:32:30,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 22:32:30,208 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (1/1) ... [2024-04-05 22:32:30,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 22:32:30,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 22:32:30,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 22:32:30,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 22:32:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 22:32:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 22:32:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 22:32:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-05 22:32:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2024-04-05 22:32:30,360 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2024-04-05 22:32:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 22:32:30,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 22:32:30,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-05 22:32:30,361 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-05 22:32:30,361 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-05 22:32:30,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 22:32:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-05 22:32:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 22:32:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 22:32:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-05 22:32:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 22:32:30,364 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 22:32:30,671 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 22:32:30,674 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 22:32:31,297 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 22:32:31,310 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 22:32:31,310 INFO L309 CfgBuilder]: Removed 21 assume(true) statements. [2024-04-05 22:32:31,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 10:32:31 BoogieIcfgContainer [2024-04-05 22:32:31,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 22:32:31,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 22:32:31,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 22:32:31,316 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 22:32:31,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 10:32:24" (1/3) ... [2024-04-05 22:32:31,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a59bbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 10:32:31, skipping insertion in model container [2024-04-05 22:32:31,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:29" (2/3) ... [2024-04-05 22:32:31,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a59bbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 10:32:31, skipping insertion in model container [2024-04-05 22:32:31,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 10:32:31" (3/3) ... [2024-04-05 22:32:31,318 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2024-04-05 22:32:31,324 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 22:32:31,331 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 22:32:31,332 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-05 22:32:31,332 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 22:32:31,395 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 22:32:31,444 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 22:32:31,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 22:32:31,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 22:32:31,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 22:32:31,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 22:32:31,479 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 22:32:31,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:31,490 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 22:32:31,496 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;@1487f30e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 22:32:31,496 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 22:32:31,738 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)] === [2024-04-05 22:32:31,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:31,739 INFO L85 PathProgramCache]: Analyzing trace with hash -72687479, now seen corresponding path program 1 times [2024-04-05 22:32:31,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:31,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055788059] [2024-04-05 22:32:31,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:31,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 22:32:32,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:32,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055788059] [2024-04-05 22:32:32,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055788059] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:32,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:32:32,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 22:32:32,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867040273] [2024-04-05 22:32:32,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:32,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 22:32:32,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:32,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 22:32:32,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 22:32:32,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:32,236 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:32,238 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) [2024-04-05 22:32:32,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:32,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:32,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 22:32:32,281 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)] === [2024-04-05 22:32:32,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:32,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1371084800, now seen corresponding path program 1 times [2024-04-05 22:32:32,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:32,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234532564] [2024-04-05 22:32:32,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:32,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 22:32:32,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:32,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234532564] [2024-04-05 22:32:32,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234532564] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:32,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:32:32,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 22:32:32,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971143236] [2024-04-05 22:32:32,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:32,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 22:32:32,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:32,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 22:32:32,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-05 22:32:32,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:32,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:32,731 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) [2024-04-05 22:32:32,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:32,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:32,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 22:32:32,877 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)] === [2024-04-05 22:32:32,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:32,877 INFO L85 PathProgramCache]: Analyzing trace with hash 307371487, now seen corresponding path program 1 times [2024-04-05 22:32:32,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:32,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451150471] [2024-04-05 22:32:32,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:32,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:33,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 22:32:33,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:33,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451150471] [2024-04-05 22:32:33,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451150471] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:33,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:32:33,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 22:32:33,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949259176] [2024-04-05 22:32:33,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:33,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 22:32:33,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:33,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 22:32:33,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 22:32:33,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:33,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:33,359 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) [2024-04-05 22:32:33,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:33,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:33,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:33,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 22:32:33,430 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)] === [2024-04-05 22:32:33,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:33,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1828997249, now seen corresponding path program 1 times [2024-04-05 22:32:33,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:33,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747834092] [2024-04-05 22:32:33,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:33,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:33,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 22:32:33,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:33,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747834092] [2024-04-05 22:32:33,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747834092] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 22:32:33,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044711246] [2024-04-05 22:32:33,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:33,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 22:32:33,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 22:32:33,938 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 22:32:33,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 22:32:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:34,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 22:32:34,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 22:32:34,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-05 22:32:34,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 22:32:34,466 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 22:32:34,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1044711246] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:34,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 22:32:34,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-05 22:32:34,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796289114] [2024-04-05 22:32:34,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:34,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 22:32:34,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:34,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 22:32:34,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-04-05 22:32:34,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:34,469 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:34,469 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) [2024-04-05 22:32:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:34,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:34,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:34,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 22:32:34,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 22:32:35,115 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 [2024-04-05 22:32:35,115 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)] === [2024-04-05 22:32:35,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:35,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1373490462, now seen corresponding path program 1 times [2024-04-05 22:32:35,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:35,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254792258] [2024-04-05 22:32:35,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:35,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 22:32:35,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:35,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254792258] [2024-04-05 22:32:35,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254792258] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:35,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:32:35,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 22:32:35,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622015062] [2024-04-05 22:32:35,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:35,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 22:32:35,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:35,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 22:32:35,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-05 22:32:35,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:35,595 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:35,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 44.0) internal successors, (264), 6 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 22:32:35,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:35,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:35,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:35,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 22:32:35,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:35,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:35,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 22:32:35,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:35,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 22:32:35,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 22:32:35,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-05 22:32:35,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-04-05 22:32:36,000 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-05 22:32:36,001 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-05 22:32:36,002 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-04-05 22:32:36,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-05 22:32:36,005 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-04-05 22:32:36,008 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 22:32:36,008 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 22:32:36,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 10:32:36 BasicIcfg [2024-04-05 22:32:36,013 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 22:32:36,014 INFO L158 Benchmark]: Toolchain (without parser) took 11248.07ms. Allocated memory was 256.9MB in the beginning and 446.7MB in the end (delta: 189.8MB). Free memory was 174.0MB in the beginning and 209.7MB in the end (delta: -35.7MB). Peak memory consumption was 154.3MB. Max. memory is 8.0GB. [2024-04-05 22:32:36,014 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 256.9MB. Free memory is still 223.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 22:32:36,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5196.61ms. Allocated memory is still 256.9MB. Free memory was 173.8MB in the beginning and 140.0MB in the end (delta: 33.8MB). Peak memory consumption was 119.1MB. Max. memory is 8.0GB. [2024-04-05 22:32:36,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.21ms. Allocated memory is still 256.9MB. Free memory was 140.0MB in the beginning and 128.4MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 22:32:36,015 INFO L158 Benchmark]: Boogie Preprocessor took 75.14ms. Allocated memory is still 256.9MB. Free memory was 128.4MB in the beginning and 122.7MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2024-04-05 22:32:36,016 INFO L158 Benchmark]: RCFGBuilder took 1105.02ms. Allocated memory was 256.9MB in the beginning and 372.2MB in the end (delta: 115.3MB). Free memory was 122.7MB in the beginning and 282.6MB in the end (delta: -159.9MB). Peak memory consumption was 53.5MB. Max. memory is 8.0GB. [2024-04-05 22:32:36,016 INFO L158 Benchmark]: TraceAbstraction took 4699.35ms. Allocated memory was 372.2MB in the beginning and 446.7MB in the end (delta: 74.4MB). Free memory was 281.5MB in the beginning and 209.7MB in the end (delta: 71.8MB). Peak memory consumption was 146.3MB. Max. memory is 8.0GB. [2024-04-05 22:32:36,017 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 256.9MB. Free memory is still 223.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5196.61ms. Allocated memory is still 256.9MB. Free memory was 173.8MB in the beginning and 140.0MB in the end (delta: 33.8MB). Peak memory consumption was 119.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 166.21ms. Allocated memory is still 256.9MB. Free memory was 140.0MB in the beginning and 128.4MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 75.14ms. Allocated memory is still 256.9MB. Free memory was 128.4MB in the beginning and 122.7MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1105.02ms. Allocated memory was 256.9MB in the beginning and 372.2MB in the end (delta: 115.3MB). Free memory was 122.7MB in the beginning and 282.6MB in the end (delta: -159.9MB). Peak memory consumption was 53.5MB. Max. memory is 8.0GB. * TraceAbstraction took 4699.35ms. Allocated memory was 372.2MB in the beginning and 446.7MB in the end (delta: 74.4MB). Free memory was 281.5MB in the beginning and 209.7MB in the end (delta: 71.8MB). Peak memory consumption was 146.3MB. 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: 1337, independent: 1336, independent conditional: 0, independent unconditional: 1336, 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: 1337, independent: 1336, independent conditional: 0, independent unconditional: 1336, 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: 25, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 24042, independent: 22694, independent conditional: 272, independent unconditional: 22422, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 1337, unknown conditional: 0, unknown unconditional: 1337] , Statistics on independence cache: Total cache size (in pairs): 1337, Positive cache size: 1336, Positive conditional cache size: 0, Positive unconditional cache size: 1336, 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: 1337, independent: 1336, independent conditional: 0, independent unconditional: 1336, 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: 1337, independent: 1336, independent conditional: 0, independent unconditional: 1336, 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: 25, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 24042, independent: 22694, independent conditional: 272, independent unconditional: 22422, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 1337, unknown conditional: 0, unknown unconditional: 1337] , Statistics on independence cache: Total cache size (in pairs): 1337, Positive cache size: 1336, Positive conditional cache size: 0, Positive unconditional cache size: 1336, 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: 1.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 1.8s 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! [2024-04-05 22:32:36,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 22:32:36,236 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...