/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/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 13:16:46,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 13:16:46,989 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf [2023-11-17 13:16:46,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 13:16:46,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 13:16:47,020 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 13:16:47,021 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 13:16:47,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 13:16:47,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 13:16:47,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 13:16:47,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 13:16:47,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 13:16:47,030 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 13:16:47,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 13:16:47,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 13:16:47,031 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 13:16:47,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 13:16:47,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 13:16:47,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 13:16:47,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 13:16:47,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 13:16:47,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 13:16:47,033 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 13:16:47,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 13:16:47,034 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 13:16:47,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 13:16:47,034 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 13:16:47,035 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 13:16:47,035 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 13:16:47,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 13:16:47,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 13:16:47,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 13:16:47,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 13:16:47,036 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 13:16:47,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 13:16:47,037 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 13:16:47,037 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 13:16:47,037 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 13:16:47,037 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 13:16:47,037 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2023-11-17 13:16:47,038 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> PSEUDO_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Only consider context switches at boundaries of atomic blocks -> true [2023-11-17 13:16:47,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 13:16:47,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 13:16:47,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 13:16:47,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 13:16:47,308 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 13:16:47,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-11-17 13:16:48,426 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 13:16:48,877 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 13:16:48,877 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-11-17 13:16:48,912 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85137b91/e094a0a3795e45d581d669e7747cc7a9/FLAGb7c791bdd [2023-11-17 13:16:48,926 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85137b91/e094a0a3795e45d581d669e7747cc7a9 [2023-11-17 13:16:48,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 13:16:48,930 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 13:16:48,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 13:16:48,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 13:16:48,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 13:16:48,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:16:48" (1/1) ... [2023-11-17 13:16:48,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292ac6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:48, skipping insertion in model container [2023-11-17 13:16:48,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:16:48" (1/1) ... [2023-11-17 13:16:49,049 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 13:16:50,636 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2023-11-17 13:16:50,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 13:16:50,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 13:16:50,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3628-3629] [2023-11-17 13:16:50,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3662] [2023-11-17 13:16:50,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3665] [2023-11-17 13:16:50,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3668] [2023-11-17 13:16:50,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3671] [2023-11-17 13:16:51,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___12->state): : "memory", "cc"); [4769-4770] [2023-11-17 13:16:51,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___13->state): : "memory", "cc"); [4776-4777] [2023-11-17 13:16:51,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___14->state): : "memory", "cc"); [4783-4784] [2023-11-17 13:16:51,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___15->state): : "memory", "cc"); [4790-4791] [2023-11-17 13:16:51,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___17->state): : "memory", "cc"); [4837-4838] [2023-11-17 13:16:51,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___18->state): : "memory", "cc"); [4844-4845] [2023-11-17 13:16:51,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___19->state): : "memory", "cc"); [4851-4852] [2023-11-17 13:16:51,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___20->state): : "memory", "cc"); [4858-4859] [2023-11-17 13:16:51,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [5071-5072] [2023-11-17 13:16:51,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [5078-5079] [2023-11-17 13:16:51,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [5085-5086] [2023-11-17 13:16:51,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [5092-5093] [2023-11-17 13:16:51,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [5152-5153] [2023-11-17 13:16:51,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [5159-5160] [2023-11-17 13:16:51,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [5166-5167] [2023-11-17 13:16:51,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [5173-5174] [2023-11-17 13:16:51,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___1), "+m" (tmp___15->state): : "memory", "cc"); [5263-5264] [2023-11-17 13:16:51,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___1), "+m" (tmp___16->state): : "memory", "cc"); [5270-5271] [2023-11-17 13:16:51,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___1), "+m" (tmp___17->state): : "memory", "cc"); [5277-5278] [2023-11-17 13:16:51,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___1), "+m" (tmp___18->state): : "memory", "cc"); [5284-5285] [2023-11-17 13:16:51,096 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2023-11-17 13:16:51,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 13:16:51,180 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:16:51,180 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 13:16:51,186 INFO L206 MainTranslator]: Completed translation [2023-11-17 13:16:51,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51 WrapperNode [2023-11-17 13:16:51,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 13:16:51,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 13:16:51,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 13:16:51,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 13:16:51,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,490 INFO L138 Inliner]: procedures = 287, calls = 1760, calls flagged for inlining = 461, calls inlined = 521, statements flattened = 6306 [2023-11-17 13:16:51,490 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 13:16:51,491 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 13:16:51,491 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 13:16:51,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 13:16:51,499 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,645 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 13:16:51,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 13:16:51,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 13:16:51,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 13:16:51,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (1/1) ... [2023-11-17 13:16:51,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 13:16:51,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:16:51,775 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 13:16:51,778 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 13:16:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-17 13:16:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-11-17 13:16:51,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-11-17 13:16:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 13:16:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_scenario_3 [2023-11-17 13:16:51,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_scenario_3 [2023-11-17 13:16:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-17 13:16:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_character_driver_scenario_2 [2023-11-17 13:16:51,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_character_driver_scenario_2 [2023-11-17 13:16:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 13:16:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 13:16:51,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 13:16:51,810 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 13:16:52,263 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 13:16:52,265 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 13:16:56,658 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 13:17:03,297 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 13:17:03,298 INFO L307 CfgBuilder]: Removed 29 assume(true) statements. [2023-11-17 13:17:03,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:17:03 BoogieIcfgContainer [2023-11-17 13:17:03,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 13:17:03,302 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 13:17:03,302 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 13:17:03,305 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 13:17:03,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:16:48" (1/3) ... [2023-11-17 13:17:03,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@549979e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:17:03, skipping insertion in model container [2023-11-17 13:17:03,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:51" (2/3) ... [2023-11-17 13:17:03,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@549979e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:17:03, skipping insertion in model container [2023-11-17 13:17:03,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:17:03" (3/3) ... [2023-11-17 13:17:03,308 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-11-17 13:17:03,318 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 13:17:03,327 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 13:17:03,327 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-17 13:17:03,327 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 13:17:04,164 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2023-11-17 13:17:04,219 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:17:04,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 13:17:04,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:17:04,223 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 13:17:04,230 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 13:17:04,267 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 13:17:04,280 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ldv_character_driver_scenario_2Thread1of1ForFork2 ======== [2023-11-17 13:17:04,286 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;@5fe8cee5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:17:04,287 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-17 13:17:22,841 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 13:17:22,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:22,846 INFO L85 PathProgramCache]: Analyzing trace with hash -804655702, now seen corresponding path program 1 times [2023-11-17 13:17:22,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:22,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177475321] [2023-11-17 13:17:22,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:22,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:23,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-17 13:17:23,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:23,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177475321] [2023-11-17 13:17:23,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177475321] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:23,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:23,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-17 13:17:23,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714941950] [2023-11-17 13:17:23,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:23,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 13:17:23,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:23,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 13:17:23,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 13:17:23,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:23,742 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:23,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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 13:17:23,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:25,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:29,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:29,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 13:17:29,364 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 13:17:29,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:29,364 INFO L85 PathProgramCache]: Analyzing trace with hash -730228939, now seen corresponding path program 1 times [2023-11-17 13:17:29,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:29,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46746989] [2023-11-17 13:17:29,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:29,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:29,998 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 13:17:29,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:29,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46746989] [2023-11-17 13:17:29,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46746989] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:29,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:29,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-17 13:17:29,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697247230] [2023-11-17 13:17:29,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:30,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 13:17:30,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:30,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 13:17:30,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 13:17:30,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:30,001 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:30,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 13:17:30,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:30,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:32,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:36,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:38,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:38,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:38,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:38,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 13:17:38,885 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 13:17:38,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:38,886 INFO L85 PathProgramCache]: Analyzing trace with hash 715818693, now seen corresponding path program 1 times [2023-11-17 13:17:38,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:38,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430911152] [2023-11-17 13:17:38,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:38,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-17 13:17:39,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:39,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430911152] [2023-11-17 13:17:39,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430911152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:39,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:39,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-17 13:17:39,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523452965] [2023-11-17 13:17:39,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:39,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 13:17:39,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:39,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 13:17:39,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 13:17:39,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:39,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:39,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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 13:17:39,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:39,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:39,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:41,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:43,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:48,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:49,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:51,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:53,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-17 13:17:55,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Received shutdown request... [2023-11-17 13:26:03,570 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 13:26:03,570 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 13:26:04,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-17 13:26:04,329 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2023-11-17 13:26:04,331 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-17 13:26:04,336 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-17 13:26:04,337 INFO L307 ceAbstractionStarter]: Result for error location ldv_character_driver_scenario_2Thread1of1ForFork2 was TIMEOUT (1/3) [2023-11-17 13:26:04,339 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 13:26:04,339 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 13:26:04,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 01:26:04 BasicIcfg [2023-11-17 13:26:04,341 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 13:26:04,341 INFO L158 Benchmark]: Toolchain (without parser) took 555411.36ms. Allocated memory was 235.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 179.2MB in the beginning and 1.1GB in the end (delta: -874.9MB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2023-11-17 13:26:04,341 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory is still 148.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 13:26:04,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2256.92ms. Allocated memory is still 235.9MB. Free memory was 178.8MB in the beginning and 110.0MB in the end (delta: 68.8MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. [2023-11-17 13:26:04,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 301.52ms. Allocated memory is still 235.9MB. Free memory was 110.0MB in the beginning and 165.0MB in the end (delta: -55.0MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. [2023-11-17 13:26:04,343 INFO L158 Benchmark]: Boogie Preprocessor took 252.79ms. Allocated memory is still 235.9MB. Free memory was 165.0MB in the beginning and 135.1MB in the end (delta: 29.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2023-11-17 13:26:04,343 INFO L158 Benchmark]: RCFGBuilder took 11554.38ms. Allocated memory was 235.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 135.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 554.2MB. Max. memory is 8.0GB. [2023-11-17 13:26:04,343 INFO L158 Benchmark]: TraceAbstraction took 541038.91ms. Allocated memory is still 1.7GB. Free memory was 1.3GB in the beginning and 1.1GB in the end (delta: 261.6MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-11-17 13:26:04,345 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory is still 148.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2256.92ms. Allocated memory is still 235.9MB. Free memory was 178.8MB in the beginning and 110.0MB in the end (delta: 68.8MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 301.52ms. Allocated memory is still 235.9MB. Free memory was 110.0MB in the beginning and 165.0MB in the end (delta: -55.0MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 252.79ms. Allocated memory is still 235.9MB. Free memory was 165.0MB in the beginning and 135.1MB in the end (delta: 29.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * RCFGBuilder took 11554.38ms. Allocated memory was 235.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 135.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 554.2MB. Max. memory is 8.0GB. * TraceAbstraction took 541038.91ms. Allocated memory is still 1.7GB. Free memory was 1.3GB in the beginning and 1.1GB in the end (delta: 261.6MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3628]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3628-3629] - GenericResultAtLocation [Line: 3662]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3662] - GenericResultAtLocation [Line: 3665]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3665] - GenericResultAtLocation [Line: 3668]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3668] - GenericResultAtLocation [Line: 3671]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3671] - GenericResultAtLocation [Line: 4769]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___12->state): : "memory", "cc"); [4769-4770] - GenericResultAtLocation [Line: 4776]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___13->state): : "memory", "cc"); [4776-4777] - GenericResultAtLocation [Line: 4783]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___14->state): : "memory", "cc"); [4783-4784] - GenericResultAtLocation [Line: 4790]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___15->state): : "memory", "cc"); [4790-4791] - GenericResultAtLocation [Line: 4837]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___17->state): : "memory", "cc"); [4837-4838] - GenericResultAtLocation [Line: 4844]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___18->state): : "memory", "cc"); [4844-4845] - GenericResultAtLocation [Line: 4851]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___19->state): : "memory", "cc"); [4851-4852] - GenericResultAtLocation [Line: 4858]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___20->state): : "memory", "cc"); [4858-4859] - GenericResultAtLocation [Line: 5071]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [5071-5072] - GenericResultAtLocation [Line: 5078]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [5078-5079] - GenericResultAtLocation [Line: 5085]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [5085-5086] - GenericResultAtLocation [Line: 5092]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [5092-5093] - GenericResultAtLocation [Line: 5152]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [5152-5153] - GenericResultAtLocation [Line: 5159]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [5159-5160] - GenericResultAtLocation [Line: 5166]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [5166-5167] - GenericResultAtLocation [Line: 5173]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [5173-5174] - GenericResultAtLocation [Line: 5263]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___1), "+m" (tmp___15->state): : "memory", "cc"); [5263-5264] - GenericResultAtLocation [Line: 5270]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___1), "+m" (tmp___16->state): : "memory", "cc"); [5270-5271] - GenericResultAtLocation [Line: 5277]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___1), "+m" (tmp___17->state): : "memory", "cc"); [5277-5278] - GenericResultAtLocation [Line: 5284]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___1), "+m" (tmp___18->state): : "memory", "cc"); [5284-5285] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 29312, independent: 25871, independent conditional: 6701, independent unconditional: 19170, dependent: 2635, dependent conditional: 2253, dependent unconditional: 382, unknown: 806, unknown conditional: 357, unknown unconditional: 449] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27239, independent: 25871, independent conditional: 6701, independent unconditional: 19170, dependent: 562, dependent conditional: 180, dependent unconditional: 382, unknown: 806, unknown conditional: 357, unknown unconditional: 449] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27239, independent: 25871, independent conditional: 6701, independent unconditional: 19170, dependent: 562, dependent conditional: 180, dependent unconditional: 382, unknown: 806, unknown conditional: 357, unknown unconditional: 449] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27869, independent: 25871, independent conditional: 2, independent unconditional: 25869, dependent: 770, dependent conditional: 204, dependent unconditional: 566, unknown: 1228, unknown conditional: 424, unknown unconditional: 804] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 27869, independent: 25871, independent conditional: 2, independent unconditional: 25869, dependent: 770, dependent conditional: 29, dependent unconditional: 741, unknown: 1228, unknown conditional: 87, unknown unconditional: 1141] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 27869, independent: 25871, independent conditional: 2, independent unconditional: 25869, dependent: 770, dependent conditional: 29, dependent unconditional: 741, unknown: 1228, unknown conditional: 87, unknown unconditional: 1141] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15351, independent: 14415, independent conditional: 2, independent unconditional: 14413, dependent: 407, dependent conditional: 15, dependent unconditional: 392, unknown: 529, unknown conditional: 21, unknown unconditional: 508] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15351, independent: 14260, independent conditional: 0, independent unconditional: 14260, dependent: 1091, dependent conditional: 0, dependent unconditional: 1091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1091, independent: 155, independent conditional: 2, independent unconditional: 153, dependent: 407, dependent conditional: 15, dependent unconditional: 392, unknown: 529, unknown conditional: 21, unknown unconditional: 508] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1091, independent: 155, independent conditional: 2, independent unconditional: 153, dependent: 407, dependent conditional: 15, dependent unconditional: 392, unknown: 529, unknown conditional: 21, unknown unconditional: 508] , SemanticIndependenceRelation.Query Time [ms]: [ total: 503133, independent: 897, independent conditional: 3, independent unconditional: 894, dependent: 15984, dependent conditional: 1436, dependent unconditional: 14548, unknown: 486252, unknown conditional: 21638, unknown unconditional: 464613] , Protected Queries: 0 ], Cache Queries: [ total: 27869, independent: 11456, independent conditional: 0, independent unconditional: 11456, dependent: 363, dependent conditional: 14, dependent unconditional: 349, unknown: 16050, unknown conditional: 104, unknown unconditional: 15946] , Statistics on independence cache: Total cache size (in pairs): 14822, Positive cache size: 14415, Positive conditional cache size: 2, Positive unconditional cache size: 14413, Negative cache size: 407, Negative conditional cache size: 15, Negative unconditional cache size: 392, Unknown cache size: 529, Unknown conditional cache size: 21, Unknown unconditional cache size: 508, Eliminated conditions: 512, Maximal queried relation: 2, Independence queries for same thread: 2073 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 425.1s, Number of persistent set computation: 2009, Number of trivial persistent sets: 1068, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20001, independent: 19170, independent conditional: 0, independent unconditional: 19170, dependent: 382, dependent conditional: 0, dependent unconditional: 382, unknown: 449, unknown conditional: 0, unknown unconditional: 449] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 29312, independent: 25871, independent conditional: 6701, independent unconditional: 19170, dependent: 2635, dependent conditional: 2253, dependent unconditional: 382, unknown: 806, unknown conditional: 357, unknown unconditional: 449] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27239, independent: 25871, independent conditional: 6701, independent unconditional: 19170, dependent: 562, dependent conditional: 180, dependent unconditional: 382, unknown: 806, unknown conditional: 357, unknown unconditional: 449] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27239, independent: 25871, independent conditional: 6701, independent unconditional: 19170, dependent: 562, dependent conditional: 180, dependent unconditional: 382, unknown: 806, unknown conditional: 357, unknown unconditional: 449] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27869, independent: 25871, independent conditional: 2, independent unconditional: 25869, dependent: 770, dependent conditional: 204, dependent unconditional: 566, unknown: 1228, unknown conditional: 424, unknown unconditional: 804] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 27869, independent: 25871, independent conditional: 2, independent unconditional: 25869, dependent: 770, dependent conditional: 29, dependent unconditional: 741, unknown: 1228, unknown conditional: 87, unknown unconditional: 1141] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 27869, independent: 25871, independent conditional: 2, independent unconditional: 25869, dependent: 770, dependent conditional: 29, dependent unconditional: 741, unknown: 1228, unknown conditional: 87, unknown unconditional: 1141] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15351, independent: 14415, independent conditional: 2, independent unconditional: 14413, dependent: 407, dependent conditional: 15, dependent unconditional: 392, unknown: 529, unknown conditional: 21, unknown unconditional: 508] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15351, independent: 14260, independent conditional: 0, independent unconditional: 14260, dependent: 1091, dependent conditional: 0, dependent unconditional: 1091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1091, independent: 155, independent conditional: 2, independent unconditional: 153, dependent: 407, dependent conditional: 15, dependent unconditional: 392, unknown: 529, unknown conditional: 21, unknown unconditional: 508] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1091, independent: 155, independent conditional: 2, independent unconditional: 153, dependent: 407, dependent conditional: 15, dependent unconditional: 392, unknown: 529, unknown conditional: 21, unknown unconditional: 508] , SemanticIndependenceRelation.Query Time [ms]: [ total: 503133, independent: 897, independent conditional: 3, independent unconditional: 894, dependent: 15984, dependent conditional: 1436, dependent unconditional: 14548, unknown: 486252, unknown conditional: 21638, unknown unconditional: 464613] , Protected Queries: 0 ], Cache Queries: [ total: 27869, independent: 11456, independent conditional: 0, independent unconditional: 11456, dependent: 363, dependent conditional: 14, dependent unconditional: 349, unknown: 16050, unknown conditional: 104, unknown unconditional: 15946] , Statistics on independence cache: Total cache size (in pairs): 14822, Positive cache size: 14415, Positive conditional cache size: 2, Positive unconditional cache size: 14413, Negative cache size: 407, Negative conditional cache size: 15, Negative unconditional cache size: 392, Unknown cache size: 529, Unknown conditional cache size: 21, Unknown unconditional cache size: 508, Eliminated conditions: 512, Maximal queried relation: 2, Independence queries for same thread: 2073 - TimeoutResultAtElement [Line: 7269]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ldv_character_driver_scenario_2Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 383 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 540.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 537.7s, 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: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 115 ConstructedInterpolants, 0 QuantifiedInterpolants, 238 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown