/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_get_pc8736x_gpio_set.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 22:32:39,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 22:32:39,688 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 22:32:39,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 22:32:39,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 22:32:39,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 22:32:39,732 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 22:32:39,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 22:32:39,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 22:32:39,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 22:32:39,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 22:32:39,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 22:32:39,736 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 22:32:39,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 22:32:39,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 22:32:39,738 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 22:32:39,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 22:32:39,738 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 22:32:39,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 22:32:39,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 22:32:39,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 22:32:39,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 22:32:39,739 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 22:32:39,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 22:32:39,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 22:32:39,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 22:32:39,740 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 22:32:39,740 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 22:32:39,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 22:32:39,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 22:32:39,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 22:32:39,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 22:32:39,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 22:32:39,742 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 22:32:39,742 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 22:32:39,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 22:32:39,743 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 22:32:39,743 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 22:32:39,743 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 22:32:39,743 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 22:32:39,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 22:32:39,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 22:32:39,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 22:32:39,981 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 22:32:39,982 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 22:32:39,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2024-04-05 22:32:40,981 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 22:32:41,366 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 22:32:41,366 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2024-04-05 22:32:41,405 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/141f9336a/e2303841b1bb40c98ed1999cb9c813e3/FLAG4d60eb0a6 [2024-04-05 22:32:41,421 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/141f9336a/e2303841b1bb40c98ed1999cb9c813e3 [2024-04-05 22:32:41,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 22:32:41,425 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 22:32:41,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 22:32:41,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 22:32:41,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 22:32:41,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:32:41" (1/1) ... [2024-04-05 22:32:41,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac29ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:41, skipping insertion in model container [2024-04-05 22:32:41,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:32:41" (1/1) ... [2024-04-05 22:32:41,522 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 22:32:41,891 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_get_pc8736x_gpio_set.i[5469,5482] [2024-04-05 22:32:44,756 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:44,757 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:44,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 22:32:44,826 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 22:32:44,846 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_get_pc8736x_gpio_set.i[5469,5482] [2024-04-05 22:32:44,949 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 22:32:44,952 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 22:32:44,952 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 22:32:44,952 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 22:32:45,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-05 22:32:45,049 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:45,049 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 22:32:45,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 22:32:45,480 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:45,480 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:45,481 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:45,481 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:45,481 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:45,481 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 22:32:45,486 INFO L206 MainTranslator]: Completed translation [2024-04-05 22:32:45,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45 WrapperNode [2024-04-05 22:32:45,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 22:32:45,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 22:32:45,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 22:32:45,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 22:32:45,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,640 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 51, statements flattened = 707 [2024-04-05 22:32:45,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 22:32:45,641 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 22:32:45,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 22:32:45,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 22:32:45,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 22:32:45,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 22:32:45,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 22:32:45,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 22:32:45,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (1/1) ... [2024-04-05 22:32:45,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 22:32:45,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 22:32:45,749 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 22:32:45,770 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 22:32:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 22:32:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 22:32:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 22:32:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-05 22:32:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 22:32:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-05 22:32:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_set [2024-04-05 22:32:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_set [2024-04-05 22:32:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 22:32:45,793 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 22:32:46,148 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 22:32:46,151 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 22:32:46,776 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 22:32:46,789 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 22:32:46,789 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2024-04-05 22:32:46,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 10:32:46 BoogieIcfgContainer [2024-04-05 22:32:46,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 22:32:46,792 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 22:32:46,792 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 22:32:46,794 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 22:32:46,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 10:32:41" (1/3) ... [2024-04-05 22:32:46,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a98ab7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 10:32:46, skipping insertion in model container [2024-04-05 22:32:46,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:32:45" (2/3) ... [2024-04-05 22:32:46,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a98ab7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 10:32:46, skipping insertion in model container [2024-04-05 22:32:46,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 10:32:46" (3/3) ... [2024-04-05 22:32:46,796 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2024-04-05 22:32:46,803 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 22:32:46,810 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 22:32:46,810 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-05 22:32:46,810 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 22:32:46,897 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 22:32:46,933 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 22:32:46,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 22:32:46,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 22:32:46,936 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 22:32:46,937 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 22:32:46,958 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 22:32:46,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:46,970 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 22:32:46,975 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;@8c6044b, 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 22:32:46,975 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 22:32:47,133 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 22:32:47,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:47,135 INFO L85 PathProgramCache]: Analyzing trace with hash 317384154, now seen corresponding path program 1 times [2024-04-05 22:32:47,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:47,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628621322] [2024-04-05 22:32:47,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:47,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:47,550 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 22:32:47,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:47,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628621322] [2024-04-05 22:32:47,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628621322] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:47,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:32:47,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 22:32:47,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810232992] [2024-04-05 22:32:47,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:47,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 22:32:47,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:47,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 22:32:47,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 22:32:47,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:47,589 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:47,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 173.5) internal successors, (347), 2 states have internal predecessors, (347), 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 22:32:47,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:47,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:47,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 22:32:47,636 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 22:32:47,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:47,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1793376489, now seen corresponding path program 1 times [2024-04-05 22:32:47,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:47,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685552172] [2024-04-05 22:32:47,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:47,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:48,086 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 22:32:48,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:48,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685552172] [2024-04-05 22:32:48,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685552172] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:48,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:32:48,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 22:32:48,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791236221] [2024-04-05 22:32:48,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:48,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 22:32:48,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:48,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 22:32:48,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-05 22:32:48,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:48,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 38.333333333333336) internal successors, (345), 9 states have internal predecessors, (345), 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 22:32:48,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:48,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 22:32:48,271 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 22:32:48,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:48,272 INFO L85 PathProgramCache]: Analyzing trace with hash -2087685906, now seen corresponding path program 1 times [2024-04-05 22:32:48,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:48,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780614791] [2024-04-05 22:32:48,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:48,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:48,774 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 22:32:48,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:48,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780614791] [2024-04-05 22:32:48,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780614791] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:48,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:32:48,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 22:32:48,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398643445] [2024-04-05 22:32:48,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:48,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 22:32:48,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:48,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 22:32:48,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 22:32:48,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,777 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:48,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 73.2) internal successors, (366), 5 states have internal predecessors, (366), 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 22:32:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:48,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:48,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:48,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 22:32:48,836 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 22:32:48,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:48,836 INFO L85 PathProgramCache]: Analyzing trace with hash -311437063, now seen corresponding path program 1 times [2024-04-05 22:32:48,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:48,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907120891] [2024-04-05 22:32:48,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:48,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:49,432 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 22:32:49,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:49,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907120891] [2024-04-05 22:32:49,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907120891] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 22:32:49,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295261271] [2024-04-05 22:32:49,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:49,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 22:32:49,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 22:32:49,470 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 22:32:49,500 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 22:32:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:50,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 22:32:50,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 22:32:50,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-05 22:32:50,305 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 22:32:50,355 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 22:32:50,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 22:32:50,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295261271] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:50,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 22:32:50,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-05 22:32:50,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745556008] [2024-04-05 22:32:50,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:50,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 22:32:50,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:50,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 22:32:50,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-04-05 22:32:50,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:50,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:50,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 53.42857142857143) internal successors, (374), 7 states have internal predecessors, (374), 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 22:32:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:53,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2024-04-05 22:32:54,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1332765703, now seen corresponding path program 1 times [2024-04-05 22:32:54,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:54,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:54,693 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 22:32:54,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:54,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:55,126 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 22:32:55,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:55,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:55,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:55,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 22:32:55,154 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 22:32:55,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-05 22:32:55,352 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 22:32:55,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:32:55,353 INFO L85 PathProgramCache]: Analyzing trace with hash -156095156, now seen corresponding path program 1 times [2024-04-05 22:32:55,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:32:55,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481306218] [2024-04-05 22:32:55,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:55,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:32:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:55,791 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 22:32:55,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:32:55,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481306218] [2024-04-05 22:32:55,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481306218] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 22:32:55,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320254378] [2024-04-05 22:32:55,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:32:55,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 22:32:55,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 22:32:55,795 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 22:32:55,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 22:32:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:32:56,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 1141 conjuncts, 76 conjunts are in the unsatisfiable core [2024-04-05 22:32:56,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 22:32:56,609 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2024-04-05 22:32:56,644 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,678 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,711 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,742 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,774 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,805 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,839 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,871 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,902 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,936 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,966 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:56,998 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:56,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:57,032 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:57,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:57,071 INFO L349 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2024-04-05 22:32:57,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 33 [2024-04-05 22:32:57,151 INFO L349 Elim1Store]: treesize reduction 24, result has 52.9 percent of original size [2024-04-05 22:32:57,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 37 [2024-04-05 22:32:57,197 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:57,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:57,234 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 22:32:57,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 22:32:57,265 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:57,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:57,295 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:57,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:57,325 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:57,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 22:32:57,423 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 22:32:57,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 22:32:57,516 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:57,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2024-04-05 22:32:57,878 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 22:32:57,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2024-04-05 22:32:57,945 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 22:32:57,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 22:32:57,962 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-05 22:32:57,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2024-04-05 22:32:58,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-05 22:32:58,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-05 22:32:58,388 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 22:32:58,427 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 22:32:58,427 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 22:32:58,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320254378] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:32:58,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 22:32:58,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [6] total 18 [2024-04-05 22:32:58,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110211665] [2024-04-05 22:32:58,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:32:58,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-05 22:32:58,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:32:58,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-05 22:32:58,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-04-05 22:32:58,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:58,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:32:58,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 26.071428571428573) internal successors, (365), 14 states have internal predecessors, (365), 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 22:32:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:58,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:58,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 22:32:58,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:59,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:32:59,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:32:59,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:32:59,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 22:32:59,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 22:32:59,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 22:33:00,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 22:33:00,104 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 22:33:00,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 22:33:00,104 INFO L85 PathProgramCache]: Analyzing trace with hash -115384298, now seen corresponding path program 1 times [2024-04-05 22:33:00,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 22:33:00,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459970773] [2024-04-05 22:33:00,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 22:33:00,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 22:33:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 22:33:00,498 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 22:33:00,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 22:33:00,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459970773] [2024-04-05 22:33:00,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459970773] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 22:33:00,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 22:33:00,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 22:33:00,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314710432] [2024-04-05 22:33:00,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 22:33:00,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 22:33:00,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 22:33:00,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 22:33:00,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-05 22:33:00,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:33:00,500 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 22:33:00,500 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 22:33:00,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:33:00,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 22:33:00,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:33:00,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 22:33:00,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 22:33:00,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:33:01,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 22:33:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 22:33:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 22:33:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 22:33:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 22:33:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 22:33:01,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-05 22:33:01,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-05 22:33:01,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-05 22:33:01,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2024-04-05 22:33:01,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-04-05 22:33:01,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-05 22:33:01,431 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-04-05 22:33:01,435 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 22:33:01,435 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 22:33:01,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 10:33:01 BasicIcfg [2024-04-05 22:33:01,438 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 22:33:01,438 INFO L158 Benchmark]: Toolchain (without parser) took 20012.74ms. Allocated memory was 262.1MB in the beginning and 854.6MB in the end (delta: 592.4MB). Free memory was 212.9MB in the beginning and 384.3MB in the end (delta: -171.4MB). Peak memory consumption was 420.5MB. Max. memory is 8.0GB. [2024-04-05 22:33:01,438 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 162.5MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 22:33:01,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4059.77ms. Allocated memory was 262.1MB in the beginning and 379.6MB in the end (delta: 117.4MB). Free memory was 212.4MB in the beginning and 210.2MB in the end (delta: 2.2MB). Peak memory consumption was 130.6MB. Max. memory is 8.0GB. [2024-04-05 22:33:01,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 152.49ms. Allocated memory is still 379.6MB. Free memory was 210.2MB in the beginning and 198.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 22:33:01,441 INFO L158 Benchmark]: Boogie Preprocessor took 55.98ms. Allocated memory is still 379.6MB. Free memory was 198.7MB in the beginning and 192.9MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2024-04-05 22:33:01,441 INFO L158 Benchmark]: RCFGBuilder took 1092.46ms. Allocated memory is still 379.6MB. Free memory was 192.9MB in the beginning and 265.3MB in the end (delta: -72.4MB). Peak memory consumption was 33.0MB. Max. memory is 8.0GB. [2024-04-05 22:33:01,441 INFO L158 Benchmark]: TraceAbstraction took 14645.77ms. Allocated memory was 379.6MB in the beginning and 854.6MB in the end (delta: 475.0MB). Free memory was 264.3MB in the beginning and 384.3MB in the end (delta: -120.1MB). Peak memory consumption was 354.4MB. Max. memory is 8.0GB. [2024-04-05 22:33:01,443 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 162.5MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 4059.77ms. Allocated memory was 262.1MB in the beginning and 379.6MB in the end (delta: 117.4MB). Free memory was 212.4MB in the beginning and 210.2MB in the end (delta: 2.2MB). Peak memory consumption was 130.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 152.49ms. Allocated memory is still 379.6MB. Free memory was 210.2MB in the beginning and 198.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 55.98ms. Allocated memory is still 379.6MB. Free memory was 198.7MB in the beginning and 192.9MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1092.46ms. Allocated memory is still 379.6MB. Free memory was 192.9MB in the beginning and 265.3MB in the end (delta: -72.4MB). Peak memory consumption was 33.0MB. Max. memory is 8.0GB. * TraceAbstraction took 14645.77ms. Allocated memory was 379.6MB in the beginning and 854.6MB in the end (delta: 475.0MB). Free memory was 264.3MB in the beginning and 384.3MB in the end (delta: -120.1MB). Peak memory consumption was 354.4MB. 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: 209644, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 13805, dependent conditional: 13625, dependent unconditional: 180, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 196128, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 289, dependent conditional: 289, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 196128, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 289, dependent conditional: 289, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 196128, independent: 195837, independent conditional: 195544, independent unconditional: 293, dependent: 289, dependent conditional: 289, dependent unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 5138, independent unconditional: 190699, dependent: 1328, dependent conditional: 748, dependent unconditional: 580, unknown: 12, unknown conditional: 4, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6236, independent: 6217, independent conditional: 24, independent unconditional: 6193, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6236, independent: 6215, independent conditional: 0, independent unconditional: 6215, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2428, independent: 115, independent conditional: 115, independent unconditional: 0, dependent: 98, dependent conditional: 23, dependent unconditional: 76, unknown: 2214, unknown conditional: 1105, unknown unconditional: 1109] , Protected Queries: 0 ], Cache Queries: [ total: 197177, independent: 189620, independent conditional: 404, independent unconditional: 189216, dependent: 1311, dependent conditional: 450, dependent unconditional: 861, unknown: 6246, unknown conditional: 36, unknown unconditional: 6210] , Statistics on independence cache: Total cache size (in pairs): 6234, Positive cache size: 6217, Positive conditional cache size: 24, Positive unconditional cache size: 6193, Negative cache size: 17, Negative conditional cache size: 10, Negative unconditional cache size: 7, Unknown cache size: 2, Unknown conditional cache size: 1, Unknown unconditional cache size: 1, Eliminated conditions: 5000, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 5138, independent unconditional: 190699, dependent: 1328, dependent conditional: 748, dependent unconditional: 580, unknown: 12, unknown conditional: 4, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197177, independent: 195837, independent conditional: 428, independent unconditional: 195409, dependent: 1328, dependent conditional: 460, dependent unconditional: 868, unknown: 12, unknown conditional: 2, unknown unconditional: 10] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6236, independent: 6217, independent conditional: 24, independent unconditional: 6193, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6236, independent: 6215, independent conditional: 0, independent unconditional: 6215, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2428, independent: 115, independent conditional: 115, independent unconditional: 0, dependent: 98, dependent conditional: 23, dependent unconditional: 76, unknown: 2214, unknown conditional: 1105, unknown unconditional: 1109] , Protected Queries: 0 ], Cache Queries: [ total: 197177, independent: 189620, independent conditional: 404, independent unconditional: 189216, dependent: 1311, dependent conditional: 450, dependent unconditional: 861, unknown: 6246, unknown conditional: 36, unknown unconditional: 6210] , Statistics on independence cache: Total cache size (in pairs): 6234, Positive cache size: 6217, Positive conditional cache size: 24, Positive unconditional cache size: 6193, Negative cache size: 17, Negative conditional cache size: 10, Negative unconditional cache size: 7, Unknown cache size: 2, Unknown conditional cache size: 1, Unknown unconditional cache size: 1, Eliminated conditions: 5000 ], Independence queries for same thread: 13516 - 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, 960 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 14.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 7.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 52, 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: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 2800 NumberOfCodeBlocks, 2800 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2792 ConstructedInterpolants, 3 QuantifiedInterpolants, 7076 SizeOfPredicates, 43 NumberOfNonLiveVariables, 2297 ConjunctsInSsa, 92 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 4/6 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 22:33:01,475 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 22:33:01,688 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...