/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.fix-rcfgbuilder-lbe-0ccecc1-m [2023-11-10 11:48:52,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-10 11:48:52,755 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2023-11-10 11:48:52,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-10 11:48:52,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-10 11:48:52,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-10 11:48:52,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-10 11:48:52,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-10 11:48:52,788 INFO L153 SettingsManager]: * Use SBE=true [2023-11-10 11:48:52,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-10 11:48:52,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-10 11:48:52,792 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-10 11:48:52,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-10 11:48:52,793 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-10 11:48:52,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-10 11:48:52,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-10 11:48:52,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-10 11:48:52,793 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-10 11:48:52,793 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-10 11:48:52,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-10 11:48:52,794 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-10 11:48:52,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-10 11:48:52,794 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-10 11:48:52,794 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-10 11:48:52,795 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-10 11:48:52,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-10 11:48:52,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-10 11:48:52,795 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-10 11:48:52,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-10 11:48:52,795 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-10 11:48:52,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-10 11:48:52,796 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-10 11:48:52,796 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-10 11:48:52,796 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-11-10 11:48:52,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-10 11:48:53,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-10 11:48:53,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-10 11:48:53,017 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-10 11:48:53,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-10 11:48:53,018 INFO L431 ainManager$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--net--irda--w83977af_ir.ko.cil.i [2023-11-10 11:48:54,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-10 11:48:54,490 INFO L384 CDTParser]: Found 1 translation units. [2023-11-10 11:48:54,490 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-11-10 11:48:54,526 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b79ab5e/9442935f729a410db01cb9c1b1a7bb45/FLAG695f95588 [2023-11-10 11:48:54,540 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b79ab5e/9442935f729a410db01cb9c1b1a7bb45 [2023-11-10 11:48:54,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-10 11:48:54,545 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-10 11:48:54,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-10 11:48:54,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-10 11:48:54,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-10 11:48:54,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:48:54" (1/1) ... [2023-11-10 11:48:54,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b420ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:54, skipping insertion in model container [2023-11-10 11:48:54,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:48:54" (1/1) ... [2023-11-10 11:48:54,647 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-10 11:48:55,976 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--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-11-10 11:48:56,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-10 11:48:56,283 INFO L202 MainTranslator]: Completed pre-run [2023-11-10 11:48:56,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5646] [2023-11-10 11:48:56,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5653] [2023-11-10 11:48:56,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5660] [2023-11-10 11:48:56,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/alpha/git/klever2/klever/native-scheduler-work-dir/scheduler/jobs/d5cd53f56669d61faa91054857893dbd/klever-core-work-dir/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5694-5695] [2023-11-10 11:48:56,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5700-5702] [2023-11-10 11:48:56,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5759] [2023-11-10 11:48:56,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5767] [2023-11-10 11:48:56,503 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--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-11-10 11:48:56,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-10 11:48:56,588 INFO L206 MainTranslator]: Completed translation [2023-11-10 11:48:56,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56 WrapperNode [2023-11-10 11:48:56,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-10 11:48:56,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-10 11:48:56,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-10 11:48:56,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-10 11:48:56,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:56,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:56,920 INFO L138 Inliner]: procedures = 326, calls = 1286, calls flagged for inlining = 514, calls inlined = 855, statements flattened = 7806 [2023-11-10 11:48:56,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-10 11:48:56,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-10 11:48:56,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-10 11:48:56,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-10 11:48:56,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:56,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:56,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:56,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:57,099 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:57,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:57,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:57,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:57,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-10 11:48:57,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-10 11:48:57,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-10 11:48:57,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-10 11:48:57,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (1/1) ... [2023-11-10 11:48:57,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-10 11:48:57,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-10 11:48:57,225 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) [2023-11-10 11:48:57,251 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 [2023-11-10 11:48:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2023-11-10 11:48:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2023-11-10 11:48:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-11-10 11:48:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-11-10 11:48:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-11-10 11:48:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-11-10 11:48:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-10 11:48:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-10 11:48:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-10 11:48:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-10 11:48:57,279 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-10 11:48:57,793 INFO L236 CfgBuilder]: Building ICFG [2023-11-10 11:48:57,794 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-10 11:49:01,869 INFO L277 CfgBuilder]: Performing block encoding [2023-11-10 11:49:01,906 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-10 11:49:01,906 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-10 11:49:01,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:01 BoogieIcfgContainer [2023-11-10 11:49:01,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-10 11:49:01,930 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-10 11:49:01,931 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-10 11:49:01,933 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-10 11:49:01,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:48:54" (1/3) ... [2023-11-10 11:49:01,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5412eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:49:01, skipping insertion in model container [2023-11-10 11:49:01,935 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:48:56" (2/3) ... [2023-11-10 11:49:01,936 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5412eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:49:01, skipping insertion in model container [2023-11-10 11:49:01,936 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:01" (3/3) ... [2023-11-10 11:49:01,937 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-11-10 11:49:01,950 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-10 11:49:01,951 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-10 11:49:01,951 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-10 11:49:03,264 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2023-11-10 11:49:03,390 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 13217 places, 13738 transitions, 27535 flow