/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 15:21:08,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 15:21:08,717 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-SemanticLbe.epf [2023-11-17 15:21:08,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 15:21:08,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 15:21:08,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 15:21:08,758 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 15:21:08,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 15:21:08,759 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 15:21:08,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 15:21:08,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 15:21:08,764 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 15:21:08,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 15:21:08,765 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 15:21:08,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 15:21:08,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 15:21:08,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 15:21:08,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 15:21:08,766 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 15:21:08,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 15:21:08,766 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 15:21:08,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 15:21:08,767 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 15:21:08,767 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 15:21:08,767 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 15:21:08,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 15:21:08,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 15:21:08,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 15:21:08,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 15:21:08,768 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 15:21:08,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 15:21:08,769 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-17 15:21:08,770 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-11-17 15:21:09,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 15:21:09,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 15:21:09,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 15:21:09,029 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 15:21:09,029 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 15:21:09,030 INFO L431 ainManager$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--spi--spi-tegra20-slink.ko.cil.i [2023-11-17 15:21:10,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 15:21:10,618 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 15:21:10,619 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-11-17 15:21:10,656 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a635c5683/5fad90d95640433fbc08fe40676a2359/FLAGd4b5d8ad9 [2023-11-17 15:21:10,669 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a635c5683/5fad90d95640433fbc08fe40676a2359 [2023-11-17 15:21:10,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 15:21:10,672 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 15:21:10,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 15:21:10,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 15:21:10,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 15:21:10,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:21:10" (1/1) ... [2023-11-17 15:21:10,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e8cc167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:10, skipping insertion in model container [2023-11-17 15:21:10,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:21:10" (1/1) ... [2023-11-17 15:21:10,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 15:21:12,057 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--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2023-11-17 15:21:12,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 15:21:12,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 15:21:12,280 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)); [2738-2739] [2023-11-17 15:21:12,281 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"); [2744-2746] [2023-11-17 15:21:12,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2834] [2023-11-17 15:21:12,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2841] [2023-11-17 15:21:12,301 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [3070-3071] [2023-11-17 15:21:12,303 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [3107-3108] [2023-11-17 15:21:12,333 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3858] [2023-11-17 15:21:12,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3959] [2023-11-17 15:21:12,359 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 *)"drivers/spi/spi-tegra20-slink.c"), "i" (764), "i" (12UL)); [4186-4187] [2023-11-17 15:21:12,499 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--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2023-11-17 15:21:12,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 15:21:12,593 INFO L206 MainTranslator]: Completed translation [2023-11-17 15:21:12,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12 WrapperNode [2023-11-17 15:21:12,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 15:21:12,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 15:21:12,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 15:21:12,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 15:21:12,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:12,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:12,872 INFO L138 Inliner]: procedures = 311, calls = 1354, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 8356 [2023-11-17 15:21:12,873 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 15:21:12,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 15:21:12,874 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 15:21:12,874 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 15:21:12,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:12,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 15:21:13,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 15:21:13,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 15:21:13,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 15:21:13,303 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (1/1) ... [2023-11-17 15:21:13,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 15:21:13,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 15:21:13,338 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 15:21:13,362 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 15:21:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-17 15:21:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-11-17 15:21:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-11-17 15:21:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2023-11-17 15:21:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2023-11-17 15:21:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 15:21:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-17 15:21:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 15:21:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 15:21:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-17 15:21:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2023-11-17 15:21:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2023-11-17 15:21:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 15:21:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2023-11-17 15:21:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2023-11-17 15:21:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 15:21:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 15:21:13,387 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 15:21:13,975 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 15:21:13,981 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 15:21:19,981 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 15:21:20,152 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 15:21:20,153 INFO L307 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-17 15:21:20,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 03:21:20 BoogieIcfgContainer [2023-11-17 15:21:20,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 15:21:20,162 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 15:21:20,162 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 15:21:20,165 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 15:21:20,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 03:21:10" (1/3) ... [2023-11-17 15:21:20,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ff8846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 03:21:20, skipping insertion in model container [2023-11-17 15:21:20,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:21:12" (2/3) ... [2023-11-17 15:21:20,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ff8846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 03:21:20, skipping insertion in model container [2023-11-17 15:21:20,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 03:21:20" (3/3) ... [2023-11-17 15:21:20,167 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-11-17 15:21:20,183 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 15:21:20,183 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-17 15:21:20,184 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 15:21:21,941 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2023-11-17 15:21:22,214 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 14648 places, 15281 transitions, 30631 flow [2023-11-17 15:22:24,283 INFO L124 PetriNetUnfolderBase]: 673/16344 cut-off events. [2023-11-17 15:22:24,283 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2023-11-17 15:22:26,077 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16374 conditions, 16344 events. 673/16344 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 107696 event pairs, 0 based on Foata normal form. 0/15664 useless extension candidates. Maximal degree in co-relation 15820. Up to 14 conditions per place. [2023-11-17 15:22:26,078 INFO L82 GeneralOperation]: Start removeDead. Operand has 14648 places, 15281 transitions, 30631 flow [2023-11-17 15:22:26,390 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 10311 places, 10761 transitions, 21562 flow [2023-11-17 15:22:26,394 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-17 15:22:26,406 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 10311 places, 10761 transitions, 21562 flow [2023-11-17 15:22:26,410 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 10311 places, 10761 transitions, 21562 flow [2023-11-17 15:22:26,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 10311 places, 10761 transitions, 21562 flow [2023-11-17 15:23:28,814 INFO L124 PetriNetUnfolderBase]: 673/16344 cut-off events. [2023-11-17 15:23:28,815 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2023-11-17 15:23:30,778 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16374 conditions, 16344 events. 673/16344 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 107735 event pairs, 0 based on Foata normal form. 0/15664 useless extension candidates. Maximal degree in co-relation 15820. Up to 14 conditions per place. [2023-11-17 15:23:46,133 INFO L119 LiptonReduction]: Number of co-enabled transitions 45140262