./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ebd41074 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT --- Real Ultimate output --- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-23 16:33:42,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-23 16:33:43,045 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-23 16:33:43,050 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-23 16:33:43,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-23 16:33:43,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-23 16:33:43,084 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-23 16:33:43,085 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-23 16:33:43,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-23 16:33:43,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-23 16:33:43,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-23 16:33:43,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-23 16:33:43,086 INFO L153 SettingsManager]: * Use SBE=true [2025-01-23 16:33:43,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-23 16:33:43,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-23 16:33:43,087 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-23 16:33:43,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-23 16:33:43,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-23 16:33:43,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-23 16:33:43,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-23 16:33:43,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-23 16:33:43,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-23 16:33:43,088 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-23 16:33:43,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-23 16:33:43,088 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-23 16:33:43,088 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-23 16:33:43,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-23 16:33:43,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-23 16:33:43,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-23 16:33:43,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-23 16:33:43,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 16:33:43,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-23 16:33:43,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-23 16:33:43,090 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-23 16:33:43,090 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-23 16:33:43,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-23 16:33:43,090 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-23 16:33:43,090 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-23 16:33:43,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-23 16:33:43,091 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-23 16:33:43,091 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-23 16:33:43,091 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-23 16:33:43,091 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-23 16:33:43,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2025-01-23 16:33:43,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-23 16:33:43,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-23 16:33:43,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-23 16:33:43,421 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-23 16:33:43,421 INFO L274 PluginConnector]: CDTParser initialized [2025-01-23 16:33:43,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2025-01-23 16:33:44,744 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/f20cb9ae1/9fac1f24574d41f0b3c16da42203093f/FLAG3124a8ed7 [2025-01-23 16:33:45,233 INFO L384 CDTParser]: Found 1 translation units. [2025-01-23 16:33:45,236 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2025-01-23 16:33:45,275 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/f20cb9ae1/9fac1f24574d41f0b3c16da42203093f/FLAG3124a8ed7 [2025-01-23 16:33:45,290 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/f20cb9ae1/9fac1f24574d41f0b3c16da42203093f [2025-01-23 16:33:45,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-23 16:33:45,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-23 16:33:45,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-23 16:33:45,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-23 16:33:45,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-23 16:33:45,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:33:45" (1/1) ... [2025-01-23 16:33:45,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec80861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:45, skipping insertion in model container [2025-01-23 16:33:45,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:33:45" (1/1) ... [2025-01-23 16:33:45,370 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-23 16:33:46,474 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2025-01-23 16:33:46,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 16:33:46,596 INFO L200 MainTranslator]: Completed pre-run [2025-01-23 16:33:46,723 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] [2025-01-23 16:33:46,725 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] [2025-01-23 16:33:46,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2834] [2025-01-23 16:33:46,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2841] [2025-01-23 16:33:46,746 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] [2025-01-23 16:33:46,748 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] [2025-01-23 16:33:46,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3858] [2025-01-23 16:33:46,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3959] [2025-01-23 16:33:46,845 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] [2025-01-23 16:33:46,938 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2025-01-23 16:33:46,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 16:33:47,063 INFO L204 MainTranslator]: Completed translation [2025-01-23 16:33:47,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47 WrapperNode [2025-01-23 16:33:47,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-23 16:33:47,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-23 16:33:47,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-23 16:33:47,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-23 16:33:47,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,445 INFO L138 Inliner]: procedures = 311, calls = 1745, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 9115 [2025-01-23 16:33:47,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-23 16:33:47,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-23 16:33:47,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-23 16:33:47,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-23 16:33:47,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,675 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,749 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,772 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-23 16:33:47,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-23 16:33:47,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-23 16:33:47,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-23 16:33:47,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (1/1) ... [2025-01-23 16:33:47,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 16:33:47,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 16:33:47,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-01-23 16:33:47,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-01-23 16:33:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2025-01-23 16:33:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2025-01-23 16:33:47,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2025-01-23 16:33:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2025-01-23 16:33:47,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2025-01-23 16:33:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-23 16:33:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2025-01-23 16:33:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-23 16:33:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2025-01-23 16:33:47,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2025-01-23 16:33:47,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2025-01-23 16:33:47,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-23 16:33:47,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-23 16:33:47,881 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-23 16:33:48,601 INFO L234 CfgBuilder]: Building ICFG [2025-01-23 16:33:48,603 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-23 16:33:55,564 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-23 16:33:55,564 INFO L283 CfgBuilder]: Performing block encoding [2025-01-23 16:34:08,005 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-23 16:34:08,005 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-23 16:34:08,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:34:08 BoogieIcfgContainer [2025-01-23 16:34:08,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-23 16:34:08,010 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-23 16:34:08,010 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-23 16:34:08,015 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-23 16:34:08,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 04:33:45" (1/3) ... [2025-01-23 16:34:08,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c4be300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 04:34:08, skipping insertion in model container [2025-01-23 16:34:08,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:33:47" (2/3) ... [2025-01-23 16:34:08,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c4be300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 04:34:08, skipping insertion in model container [2025-01-23 16:34:08,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:34:08" (3/3) ... [2025-01-23 16:34:08,019 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2025-01-23 16:34:08,033 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-23 16:34:08,035 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i that has 5 procedures, 374 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-01-23 16:34:08,035 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-23 16:34:09,359 INFO L143 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2025-01-23 16:34:09,417 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 16:34:09,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-23 16:34:09,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 16:34:09,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-01-23 16:34:09,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-01-23 16:34:10,142 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-23 16:34:10,159 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ldv_platform_instance_3Thread1of1ForFork0 ======== [2025-01-23 16:34:10,168 INFO L333 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, 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;@3d746624, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 16:34:10,168 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-01-23 16:36:46,360 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:38:56,089 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:38:56,831 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:38:57,376 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:39:11,756 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:40:15,079 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:40:33,306 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:40:33,976 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:40:40,511 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:40:41,570 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:41:36,580 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:42:13,252 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:42:40,627 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:42:42,217 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:43:06,890 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:43:07,812 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:43:08,783 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:43:14,103 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:43:15,488 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:43:16,075 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:44:04,275 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:44:05,372 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:44:05,938 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:44:48,241 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:44:49,020 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:44:49,851 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:45:27,820 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:45:28,556 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:45:30,028 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:45:40,249 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:45:50,681 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:45:51,366 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:45:53,448 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:03,541 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:13,024 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:13,524 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:14,240 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:19,648 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:20,597 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:21,699 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:22,479 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:22,958 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:46:38,608 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:47:10,050 WARN L214 Elim1Store]: Array PQE input equivalent to false [2025-01-23 16:47:10,983 WARN L214 Elim1Store]: Array PQE input equivalent to false Killed by 15