/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf --traceabstraction.dfs.order.used.in.por PSEUDO_LOCKSTEP --rcfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 13:18:03,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 13:18:03,244 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf [2023-11-17 13:18:03,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 13:18:03,249 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 13:18:03,261 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 13:18:03,262 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 13:18:03,262 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 13:18:03,262 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 13:18:03,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 13:18:03,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 13:18:03,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 13:18:03,266 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 13:18:03,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 13:18:03,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 13:18:03,267 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 13:18:03,267 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 13:18:03,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 13:18:03,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 13:18:03,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 13:18:03,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 13:18:03,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 13:18:03,269 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 13:18:03,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 13:18:03,269 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 13:18:03,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 13:18:03,270 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 13:18:03,270 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 13:18:03,270 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 13:18:03,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 13:18:03,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 13:18:03,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 13:18:03,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 13:18:03,271 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 13:18:03,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 13:18:03,272 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 13:18:03,272 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 13:18:03,272 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 13:18:03,272 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 13:18:03,272 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2023-11-17 13:18:03,272 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> PSEUDO_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Only consider context switches at boundaries of atomic blocks -> true [2023-11-17 13:18:03,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 13:18:03,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 13:18:03,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 13:18:03,473 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 13:18:03,478 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 13:18:03,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2023-11-17 13:18:04,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 13:18:04,739 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 13:18:04,740 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2023-11-17 13:18:04,772 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f8f04a1/bd034cbb4710459d80b642cd9b80acef/FLAGcb3f26f5d [2023-11-17 13:18:04,787 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f8f04a1/bd034cbb4710459d80b642cd9b80acef [2023-11-17 13:18:04,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 13:18:04,794 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 13:18:04,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 13:18:04,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 13:18:04,799 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 13:18:04,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:18:04" (1/1) ... [2023-11-17 13:18:04,800 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a94ab43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:04, skipping insertion in model container [2023-11-17 13:18:04,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:18:04" (1/1) ... [2023-11-17 13:18:04,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 13:18:05,142 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_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2023-11-17 13:18:07,530 WARN L635 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-11-17 13:18:07,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 13:18:07,883 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 13:18:07,902 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_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2023-11-17 13:18:07,963 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] [2023-11-17 13:18:07,964 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] [2023-11-17 13:18:07,964 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] [2023-11-17 13:18:07,965 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] [2023-11-17 13:18:08,011 WARN L635 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-11-17 13:18:08,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2023-11-17 13:18:08,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 13:18:08,349 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:18:08,349 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:18:08,349 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:18:08,349 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:18:08,349 WARN L675 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:18:08,349 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:18:08,349 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:18:08,354 INFO L206 MainTranslator]: Completed translation [2023-11-17 13:18:08,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08 WrapperNode [2023-11-17 13:18:08,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 13:18:08,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 13:18:08,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 13:18:08,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 13:18:08,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,497 INFO L138 Inliner]: procedures = 1354, calls = 1468, calls flagged for inlining = 347, calls inlined = 18, statements flattened = 377 [2023-11-17 13:18:08,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 13:18:08,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 13:18:08,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 13:18:08,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 13:18:08,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 13:18:08,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 13:18:08,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 13:18:08,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 13:18:08,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (1/1) ... [2023-11-17 13:18:08,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 13:18:08,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:18:08,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 13:18:08,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 13:18:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 13:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 13:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 13:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 13:18:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 13:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-17 13:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 13:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 13:18:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2023-11-17 13:18:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2023-11-17 13:18:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-17 13:18:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 13:18:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-17 13:18:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-17 13:18:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2023-11-17 13:18:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2023-11-17 13:18:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 13:18:08,619 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 13:18:08,925 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 13:18:08,926 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 13:18:09,200 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 13:18:09,507 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 13:18:09,507 INFO L307 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-17 13:18:09,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:18:09 BoogieIcfgContainer [2023-11-17 13:18:09,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 13:18:09,510 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 13:18:09,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 13:18:09,512 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 13:18:09,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:18:04" (1/3) ... [2023-11-17 13:18:09,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a24f2dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:18:09, skipping insertion in model container [2023-11-17 13:18:09,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:08" (2/3) ... [2023-11-17 13:18:09,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a24f2dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:18:09, skipping insertion in model container [2023-11-17 13:18:09,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:18:09" (3/3) ... [2023-11-17 13:18:09,514 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_write_nvram.i [2023-11-17 13:18:09,521 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 13:18:09,529 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 13:18:09,529 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-17 13:18:09,529 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 13:18:09,577 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-17 13:18:09,602 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:18:09,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 13:18:09,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:18:09,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 13:18:09,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 13:18:09,629 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 13:18:09,637 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-17 13:18:09,641 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;@587b735c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:18:09,641 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-17 13:18:11,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2023-11-17 13:18:11,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2023-11-17 13:18:11,965 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-11-17 13:18:11,966 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (1/3) [2023-11-17 13:18:11,969 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:18:11,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 13:18:11,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:18:12,009 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 13:18:12,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-17 13:18:12,013 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 13:18:12,013 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == whoop_wrapper_write_nvramThread1of1ForFork1 ======== [2023-11-17 13:18:12,014 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;@587b735c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:18:12,014 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-17 13:18:12,114 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 13:18:12,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:18:12,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1138974884, now seen corresponding path program 1 times [2023-11-17 13:18:12,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:18:12,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919867232] [2023-11-17 13:18:12,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:18:12,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:18:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:18:13,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:18:13,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:18:13,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919867232] [2023-11-17 13:18:13,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919867232] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:18:13,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:18:13,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-17 13:18:13,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060274528] [2023-11-17 13:18:13,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:18:13,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-17 13:18:13,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:18:13,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-17 13:18:13,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-17 13:18:13,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:18:13,080 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:18:13,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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) [2023-11-17 13:18:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:18:13,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 13:18:13,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 13:18:13,522 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 13:18:13,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:18:13,523 INFO L85 PathProgramCache]: Analyzing trace with hash 2122803755, now seen corresponding path program 1 times [2023-11-17 13:18:13,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:18:13,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414639657] [2023-11-17 13:18:13,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:18:13,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:18:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:18:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:18:16,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:18:16,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414639657] [2023-11-17 13:18:16,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414639657] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 13:18:16,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666494446] [2023-11-17 13:18:16,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:18:16,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 13:18:16,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:18:16,085 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 13:18:16,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-17 13:18:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:18:16,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-17 13:18:16,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 13:18:17,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 38 treesize of output 26 [2023-11-17 13:18:18,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:18:18,054 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 13:18:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-17 13:18:18,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666494446] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-17 13:18:18,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-17 13:18:18,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [15, 15] total 39 [2023-11-17 13:18:18,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918652588] [2023-11-17 13:18:18,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:18:18,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-17 13:18:18,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:18:18,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-17 13:18:18,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=1268, Unknown=0, NotChecked=0, Total=1482 [2023-11-17 13:18:18,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:18:18,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:18:18,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.4545454545454546) internal successors, (27), 11 states have internal predecessors, (27), 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) [2023-11-17 13:18:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 13:18:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:18:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 13:18:20,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 13:18:20,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-17 13:18:20,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 13:18:20,672 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 13:18:20,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:18:20,673 INFO L85 PathProgramCache]: Analyzing trace with hash 832594958, now seen corresponding path program 1 times [2023-11-17 13:18:20,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:18:20,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273055445] [2023-11-17 13:18:20,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:18:20,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:18:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 13:18:20,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-17 13:18:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 13:18:20,914 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-17 13:18:20,914 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-17 13:18:20,915 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-17 13:18:20,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-17 13:18:20,923 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-17 13:18:20,924 INFO L307 ceAbstractionStarter]: Result for error location whoop_wrapper_write_nvramThread1of1ForFork1 was UNSAFE (2/3) [2023-11-17 13:18:20,926 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 13:18:20,929 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 13:18:21,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre1143 could not be translated [2023-11-17 13:18:21,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre1145 could not be translated [2023-11-17 13:18:21,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem1147 could not be translated [2023-11-17 13:18:21,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 01:18:21 BasicIcfg [2023-11-17 13:18:21,054 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 13:18:21,054 INFO L158 Benchmark]: Toolchain (without parser) took 16259.95ms. Allocated memory was 178.3MB in the beginning and 415.2MB in the end (delta: 237.0MB). Free memory was 131.4MB in the beginning and 328.9MB in the end (delta: -197.5MB). Peak memory consumption was 257.6MB. Max. memory is 8.0GB. [2023-11-17 13:18:21,054 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 136.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 13:18:21,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3560.06ms. Allocated memory was 178.3MB in the beginning and 237.0MB in the end (delta: 58.7MB). Free memory was 131.0MB in the beginning and 105.7MB in the end (delta: 25.3MB). Peak memory consumption was 117.5MB. Max. memory is 8.0GB. [2023-11-17 13:18:21,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.38ms. Allocated memory is still 237.0MB. Free memory was 105.7MB in the beginning and 96.3MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-11-17 13:18:21,055 INFO L158 Benchmark]: Boogie Preprocessor took 62.82ms. Allocated memory is still 237.0MB. Free memory was 96.3MB in the beginning and 92.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-11-17 13:18:21,055 INFO L158 Benchmark]: RCFGBuilder took 947.57ms. Allocated memory is still 237.0MB. Free memory was 92.1MB in the beginning and 100.7MB in the end (delta: -8.6MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. [2023-11-17 13:18:21,055 INFO L158 Benchmark]: TraceAbstraction took 11543.84ms. Allocated memory was 237.0MB in the beginning and 415.2MB in the end (delta: 178.3MB). Free memory was 100.1MB in the beginning and 328.9MB in the end (delta: -228.8MB). Peak memory consumption was 166.6MB. Max. memory is 8.0GB. [2023-11-17 13:18:21,056 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 178.3MB. Free memory is still 136.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3560.06ms. Allocated memory was 178.3MB in the beginning and 237.0MB in the end (delta: 58.7MB). Free memory was 131.0MB in the beginning and 105.7MB in the end (delta: 25.3MB). Peak memory consumption was 117.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 140.38ms. Allocated memory is still 237.0MB. Free memory was 105.7MB in the beginning and 96.3MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.82ms. Allocated memory is still 237.0MB. Free memory was 96.3MB in the beginning and 92.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 947.57ms. Allocated memory is still 237.0MB. Free memory was 92.1MB in the beginning and 100.7MB in the end (delta: -8.6MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. * TraceAbstraction took 11543.84ms. Allocated memory was 237.0MB in the beginning and 415.2MB in the end (delta: 178.3MB). Free memory was 100.1MB in the beginning and 328.9MB in the end (delta: -228.8MB). Peak memory consumption was 166.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre1143 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre1145 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem1147 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 542, independent: 518, independent conditional: 17, independent unconditional: 501, dependent: 21, dependent conditional: 9, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 17, independent unconditional: 501, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 17, independent unconditional: 501, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 0, independent unconditional: 518, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 536, independent: 518, independent conditional: 0, independent unconditional: 518, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 0, independent unconditional: 518, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 513, independent: 499, independent conditional: 0, independent unconditional: 499, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 513, independent: 498, independent conditional: 0, independent unconditional: 498, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2277, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 110, dependent conditional: 0, dependent unconditional: 110, unknown: 2145, unknown conditional: 0, unknown unconditional: 2145] , Protected Queries: 0 ], Cache Queries: [ total: 536, independent: 19, independent conditional: 0, independent unconditional: 19, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 514, unknown conditional: 0, unknown unconditional: 514] , Statistics on independence cache: Total cache size (in pairs): 511, Positive cache size: 499, Positive conditional cache size: 0, Positive unconditional cache size: 499, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.3s, Number of persistent set computation: 20, Number of trivial persistent sets: 12, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 515, independent: 501, independent conditional: 0, independent unconditional: 501, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 542, independent: 518, independent conditional: 17, independent unconditional: 501, dependent: 21, dependent conditional: 9, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 17, independent unconditional: 501, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 17, independent unconditional: 501, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 0, independent unconditional: 518, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 536, independent: 518, independent conditional: 0, independent unconditional: 518, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 536, independent: 518, independent conditional: 0, independent unconditional: 518, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 513, independent: 499, independent conditional: 0, independent unconditional: 499, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 513, independent: 498, independent conditional: 0, independent unconditional: 498, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2277, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 110, dependent conditional: 0, dependent unconditional: 110, unknown: 2145, unknown conditional: 0, unknown unconditional: 2145] , Protected Queries: 0 ], Cache Queries: [ total: 536, independent: 19, independent conditional: 0, independent unconditional: 19, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 514, unknown conditional: 0, unknown unconditional: 514] , Statistics on independence cache: Total cache size (in pairs): 511, Positive cache size: 499, Positive conditional cache size: 0, Positive unconditional cache size: 499, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 977, independent: 913, independent conditional: 199, independent unconditional: 714, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 937, independent: 913, independent conditional: 199, independent unconditional: 714, dependent: 24, dependent conditional: 10, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 937, independent: 913, independent conditional: 199, independent unconditional: 714, dependent: 24, dependent conditional: 10, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 946, independent: 913, independent conditional: 0, independent unconditional: 913, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 946, independent: 913, independent conditional: 0, independent unconditional: 913, dependent: 33, dependent conditional: 3, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 946, independent: 913, independent conditional: 0, independent unconditional: 913, dependent: 33, dependent conditional: 3, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 724, independent: 708, independent conditional: 0, independent unconditional: 708, dependent: 16, dependent conditional: 2, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 724, independent: 707, independent conditional: 0, independent unconditional: 707, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 17, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 16, dependent conditional: 2, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 16, dependent conditional: 2, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 60, dependent conditional: 9, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 946, independent: 205, independent conditional: 0, independent unconditional: 205, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 724, unknown conditional: 2, unknown unconditional: 722] , Statistics on independence cache: Total cache size (in pairs): 724, Positive cache size: 708, Positive conditional cache size: 0, Positive unconditional cache size: 708, Negative cache size: 16, Negative conditional cache size: 2, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 2, Independence queries for same thread: 40 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 34, Number of trivial persistent sets: 15, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 728, independent: 714, independent conditional: 0, independent unconditional: 714, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 977, independent: 913, independent conditional: 199, independent unconditional: 714, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 937, independent: 913, independent conditional: 199, independent unconditional: 714, dependent: 24, dependent conditional: 10, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 937, independent: 913, independent conditional: 199, independent unconditional: 714, dependent: 24, dependent conditional: 10, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 946, independent: 913, independent conditional: 0, independent unconditional: 913, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 946, independent: 913, independent conditional: 0, independent unconditional: 913, dependent: 33, dependent conditional: 3, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 946, independent: 913, independent conditional: 0, independent unconditional: 913, dependent: 33, dependent conditional: 3, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 724, independent: 708, independent conditional: 0, independent unconditional: 708, dependent: 16, dependent conditional: 2, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 724, independent: 707, independent conditional: 0, independent unconditional: 707, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 17, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 16, dependent conditional: 2, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 16, dependent conditional: 2, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 60, dependent conditional: 9, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 946, independent: 205, independent conditional: 0, independent unconditional: 205, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 724, unknown conditional: 2, unknown unconditional: 722] , Statistics on independence cache: Total cache size (in pairs): 724, Positive cache size: 708, Positive conditional cache size: 0, Positive unconditional cache size: 708, Negative cache size: 16, Negative conditional cache size: 2, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 2, Independence queries for same thread: 40 - CounterExampleResult [Line: 174]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L246] 0 unsigned long jiffies; [L6519] 0 const unsigned int default_alloc_size = 4; [L6686] 0 static struct mutex nvram_mutex = { 1, 0 }; [L6687] 0 static ssize_t nvram_len; [L6784-L6790] 0 struct file_operations nvram_fops = { .owner = ((struct module *)0), .llseek = nvram_llseek, .read = read_nvram, .write = write_nvram, .unlocked_ioctl = nvram_unlocked_ioctl, }; [L6791-L6795] 0 static struct miscdevice nvram_dev = { 144, "nvram", &nvram_fops }; [L6814] 0 int (* _whoop_init)(void) = nvram_init; [L6815] 0 void (* _whoop_exit)(void) = nvram_cleanup; [L6816] 0 struct inode *whoop_inode_0; [L6817] 0 struct file *whoop_file_0; [L6818] 0 struct inode *whoop_inode_1; [L6819] 0 struct file *whoop_file_1; [L6820] 0 struct inode *whoop_inode_2; [L6821] 0 struct file *whoop_file_2; [L6822] 0 struct inode *whoop_inode_3; [L6823] 0 struct file *whoop_file_3; [L6824] 0 struct inode *whoop_inode_4; [L6825] 0 struct file *whoop_file_4; [L6826] 0 struct pci_dev *whoop_pci_dev; [L6827] 0 char *whoop_buf; [L6828] 0 struct platform_device *whoop_platform_device; [L6829] 0 struct vm_area_struct *whoop_vm_area_struct; [L6830] 0 struct cx_dev *whoop_cx_dev; [L6831] 0 poll_table *whoop_poll_table; [L6832] 0 loff_t *whoop_loff_t; [L6833] 0 int whoop_int; [L6861] 0 whoop_inode_0 = (struct inode *) malloc(sizeof(struct inode)) [L6862] 0 whoop_file_0 = (struct file *) malloc(sizeof(struct file)) [L6863] 0 whoop_inode_1 = (struct inode *) malloc(sizeof(struct inode)) [L6864] 0 whoop_file_1 = (struct file *) malloc(sizeof(struct file)) [L6865] 0 whoop_inode_2 = (struct inode *) malloc(sizeof(struct inode)) [L6866] 0 whoop_file_2 = (struct file *) malloc(sizeof(struct file)) [L6867] 0 whoop_inode_3 = (struct inode *) malloc(sizeof(struct inode)) [L6868] 0 whoop_file_3 = (struct file *) malloc(sizeof(struct file)) [L6869] 0 whoop_inode_4 = (struct inode *) malloc(sizeof(struct inode)) [L6870] 0 whoop_file_4 = (struct file *) malloc(sizeof(struct file)) [L6871] 0 whoop_pci_dev = (struct pci_dev *) malloc(sizeof(struct pci_dev)) [L6872] 0 whoop_buf = (char *) malloc(sizeof(char)) [L6873] 0 whoop_platform_device = (struct platform_device *) malloc(sizeof(struct platform_device)) [L6874] 0 whoop_vm_area_struct = (struct vm_area_struct *) malloc(sizeof(struct vm_area_struct)) [L6875] 0 whoop_cx_dev = (struct cx_dev *) malloc(sizeof(struct cx_dev)) [L6876] 0 whoop_poll_table = (poll_table *) malloc(sizeof(poll_table)) [L6877] 0 whoop_loff_t = (loff_t *) malloc(sizeof(loff_t)) [L6878] 0 whoop_int = __VERIFIER_nondet_int() [L6879] CALL 0 assume_abort_if_not(whoop_int >= 0) [L170] COND FALSE 0 !(!cond) [L6879] RET 0 assume_abort_if_not(whoop_int >= 0) [L6880] CALL, EXPR 0 _whoop_init() [L6798] 0 int ret = 0; [L6799-L6800] CALL 0 printk("\001" "6" "Generic non-volatile memory driver v%s\n", "1.1") [L6647] 0 return __VERIFIER_nondet_int(); [L6799-L6800] RET 0 printk("\001" "6" "Generic non-volatile memory driver v%s\n", "1.1") [L6801] CALL, EXPR 0 misc_register(&nvram_dev) [L6621] 0 return __VERIFIER_nondet_int(); [L6801] RET, EXPR 0 misc_register(&nvram_dev) [L6801] 0 ret = misc_register(&nvram_dev) [L6802] COND FALSE 0 !(ret != 0) [L6804] CALL, EXPR 0 nvram_get_size() [L6629] 0 return __VERIFIER_nondet_long(); [L6804] RET, EXPR 0 nvram_get_size() [L6804] 0 nvram_len = nvram_get_size() [L6805] COND TRUE 0 nvram_len < 0 [L6806] 0 nvram_len = 8192 [L6808] 0 return ret; [L6880] RET, EXPR 0 _whoop_init() [L6880] 0 int _whoop_init_result = _whoop_init(); [L6881] 0 pthread_t pthread_t_write_nvram; [L6882] 0 pthread_t pthread_t_read_nvram; [L6883] FCALL, FORK 0 pthread_create(&pthread_t_write_nvram, ((void *)0), whoop_wrapper_write_nvram, ((void *)0)) VAL [_whoop_exit={-1:5}, _whoop_init={-1:4}, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_t_read_nvram={11:0}, pthread_t_write_nvram={10:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6836] CALL 1 write_nvram(whoop_file_0, whoop_buf, whoop_int, whoop_loff_t) [L6738] 1 unsigned int i; [L6739] 1 const char *p = buf; [L6740] 1 char c = __VERIFIER_nondet_char(); [L6741] CALL, EXPR 1 access_ok(0, buf, count) [L6548] 1 return __VERIFIER_nondet_int(); [L6741] RET, EXPR 1 access_ok(0, buf, count) [L6741] COND FALSE 1 !(!access_ok(0, buf, count)) [L6744] EXPR 1 \read(*ppos) [L6744] 1 ssize_t lppos = *ppos; [L6746] COND FALSE 1 !(lppos >= nvram_len) VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, c=0, count=1, default_alloc_size=4, file={-14:0}, file={-14:0}, jiffies=0, lppos=8190, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:0}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6884] FCALL, FORK 0 pthread_create(&pthread_t_read_nvram, ((void *)0), whoop_wrapper_read_nvram, ((void *)0)) VAL [_whoop_exit={-1:5}, _whoop_init={-1:4}, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_t_read_nvram={11:0}, pthread_t_write_nvram={10:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6841] CALL 2 read_nvram(whoop_file_1, whoop_buf, whoop_int, whoop_loff_t) [L6711] 2 unsigned int i; [L6712] 2 char *p = buf; [L6713] CALL, EXPR 2 access_ok(1, buf, count) [L6548] 2 return __VERIFIER_nondet_int(); [L6713] RET, EXPR 2 access_ok(1, buf, count) [L6749] EXPR 1 \read(*ppos) [L6749] 1 lppos = *ppos [L6751] 1 i = lppos VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, c=0, count=1, default_alloc_size=4, file={-14:0}, file={-14:0}, i=8190, jiffies=0, lppos=8190, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:0}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6751] COND TRUE 1 count > 0 && i < nvram_len [L6752] CALL 1 __get_user(c, p) [L6532] 1 return __VERIFIER_nondet_int(); [L6752] RET 1 __get_user(c, p) [L6752] COND FALSE 1 !(__get_user(c, p)) [L6754] FCALL 1 nvram_write_byte(c, i) [L6751] 1 ++i [L6751] 1 ++p [L6751] 1 --count VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, c=0, count=0, default_alloc_size=4, file={-14:0}, file={-14:0}, i=8191, jiffies=0, lppos=8190, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:1}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6751] COND FALSE 1 !(count > 0 && i < nvram_len) VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, c=0, count=0, default_alloc_size=4, file={-14:0}, file={-14:0}, i=8191, jiffies=0, lppos=8190, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:1}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6885] 0 \read(pthread_t_write_nvram) VAL [_whoop_exit={-1:5}, _whoop_init={-1:4}, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_t_read_nvram={11:0}, pthread_t_write_nvram={10:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6713] COND FALSE 2 !(!access_ok(1, buf, count)) [L6757] 1 *ppos = i VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, c=0, count=0, default_alloc_size=4, file={-14:0}, file={-14:0}, i=8191, jiffies=0, lppos=8190, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:1}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6716] EXPR 2 \read(*ppos) [L6716] 2 ssize_t lppos = *ppos; [L6718] COND FALSE 2 !(lppos >= nvram_len) VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, count=1, default_alloc_size=4, file={-16:0}, file={-16:0}, jiffies=0, lppos=8191, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:0}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6721] EXPR 2 \read(*ppos) [L6721] 2 lppos = *ppos [L6723] 2 i = lppos VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, count=1, default_alloc_size=4, file={-16:0}, file={-16:0}, i=8191, jiffies=0, lppos=8191, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:0}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6723] COND TRUE 2 count > 0 && i < nvram_len [L6724] CALL, EXPR 2 nvram_read_byte(i) [L6633] 2 return __VERIFIER_nondet_uchar(); [L6724] RET, EXPR 2 nvram_read_byte(i) [L6724] CALL 2 __put_user(nvram_read_byte(i), p) [L6540] 2 return __VERIFIER_nondet_int(); [L6724] RET 2 __put_user(nvram_read_byte(i), p) [L6724] COND FALSE 2 !(__put_user(nvram_read_byte(i), p)) [L6723] 2 ++i [L6723] 2 ++p [L6723] 2 --count VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, count=0, default_alloc_size=4, file={-16:0}, file={-16:0}, i=8192, jiffies=0, lppos=8191, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:1}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6723] COND FALSE 2 !(count > 0 && i < nvram_len) VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, count=0, default_alloc_size=4, file={-16:0}, file={-16:0}, i=8192, jiffies=0, lppos=8191, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:1}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6727] 2 *ppos = i VAL [\old(count)=1, _whoop_exit={-1:5}, _whoop_init={-1:4}, buf={-6:0}, buf={-6:0}, count=0, default_alloc_size=4, file={-16:0}, file={-16:0}, i=8192, jiffies=0, lppos=8191, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-6:1}, ppos={-12:0}, ppos={-12:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L6760] EXPR 1 \read(*ppos) [L6760] 1 lppos = *ppos [L6762] CALL 1 __VERIFIER_assert(lppos == i) [L173] COND TRUE 1 !(cond) VAL [\old(cond)=0, _whoop_exit={-1:5}, _whoop_init={-1:4}, cond=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] [L174] 1 reach_error() VAL [\old(cond)=0, _whoop_exit={-1:5}, _whoop_init={-1:4}, cond=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-6:0}, whoop_cx_dev={-7:0}, whoop_file_0={-14:0}, whoop_file_1={-16:0}, whoop_file_2={-2:0}, whoop_file_3={-3:0}, whoop_file_4={-11:0}, whoop_inode_0={-9:0}, whoop_inode_1={-17:0}, whoop_inode_2={-19:0}, whoop_inode_3={-18:0}, whoop_inode_4={-8:0}, whoop_int=1, whoop_loff_t={-12:0}, whoop_pci_dev={-13:0}, whoop_platform_device={-5:0}, whoop_poll_table={-4:0}, whoop_vm_area_struct={-10:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 80 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 2.3s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: whoop_wrapper_write_nvramThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 80 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.3s, 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: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 2846 SizeOfPredicates, 29 NumberOfNonLiveVariables, 562 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 1/3 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 RESULT: Ultimate proved your program to be incorrect! [2023-11-17 13:18:21,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2023-11-17 13:18:21,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-17 13:18:21,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...