./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i --full-output --traceabstraction.use.conditional.por.in.concurrent.analysis false --traceabstraction.commutativity.condition.synthesis NONE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6f232940 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 false --traceabstraction.commutativity.condition.synthesis NONE --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6f23294-m [2025-03-19 11:20:31,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-19 11:20:32,044 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-03-19 11:20:32,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-19 11:20:32,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-19 11:20:32,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-19 11:20:32,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-19 11:20:32,069 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-19 11:20:32,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-19 11:20:32,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-19 11:20:32,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-19 11:20:32,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-19 11:20:32,071 INFO L153 SettingsManager]: * Use SBE=true [2025-03-19 11:20:32,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-19 11:20:32,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-19 11:20:32,071 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-19 11:20:32,071 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-19 11:20:32,071 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-19 11:20:32,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-19 11:20:32,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-19 11:20:32,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-19 11:20:32,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-19 11:20:32,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-19 11:20:32,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-19 11:20:32,073 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-19 11:20:32,073 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-03-19 11:20:32,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-19 11:20:32,073 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-19 11:20:32,074 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-03-19 11:20:32,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-19 11:20:32,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-03-19 11:20:32,074 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-03-19 11:20:32,074 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-03-19 11:20:32,074 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/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 -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE [2025-03-19 11:20:32,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-19 11:20:32,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-19 11:20:32,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-19 11:20:32,324 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-19 11:20:32,324 INFO L274 PluginConnector]: CDTParser initialized [2025-03-19 11:20:32,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2025-03-19 11:20:33,637 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0c12cdb9d/1e69447d133241c79508d3302ae0a7b7/FLAG32081405e [2025-03-19 11:20:33,940 INFO L389 CDTParser]: Found 1 translation units. [2025-03-19 11:20:33,940 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2025-03-19 11:20:33,970 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0c12cdb9d/1e69447d133241c79508d3302ae0a7b7/FLAG32081405e [2025-03-19 11:20:34,789 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0c12cdb9d/1e69447d133241c79508d3302ae0a7b7 [2025-03-19 11:20:34,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-19 11:20:34,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-19 11:20:34,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-19 11:20:34,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-19 11:20:34,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-19 11:20:34,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 11:20:34" (1/1) ... [2025-03-19 11:20:34,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c3bf51f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:34, skipping insertion in model container [2025-03-19 11:20:34,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 11:20:34" (1/1) ... [2025-03-19 11:20:34,871 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-19 11:20:35,689 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2025-03-19 11:20:35,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-19 11:20:35,810 INFO L200 MainTranslator]: Completed pre-run [2025-03-19 11:20:35,888 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] [2025-03-19 11:20:35,890 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] [2025-03-19 11:20:35,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2834] [2025-03-19 11:20:35,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2841] [2025-03-19 11:20:35,904 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] [2025-03-19 11:20:35,923 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] [2025-03-19 11:20:35,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3858] [2025-03-19 11:20:35,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3959] [2025-03-19 11:20:35,964 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] [2025-03-19 11:20:36,032 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2025-03-19 11:20:36,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-19 11:20:36,128 INFO L204 MainTranslator]: Completed translation [2025-03-19 11:20:36,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36 WrapperNode [2025-03-19 11:20:36,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-19 11:20:36,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-19 11:20:36,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-19 11:20:36,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-19 11:20:36,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,421 INFO L138 Inliner]: procedures = 311, calls = 1745, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 9115 [2025-03-19 11:20:36,422 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-19 11:20:36,423 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-19 11:20:36,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-19 11:20:36,423 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-19 11:20:36,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,720 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-19 11:20:36,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-19 11:20:36,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-19 11:20:36,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-19 11:20:36,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (1/1) ... [2025-03-19 11:20:36,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-19 11:20:36,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 11:20:36,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-03-19 11:20:36,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-03-19 11:20:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2025-03-19 11:20:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2025-03-19 11:20:36,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2025-03-19 11:20:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2025-03-19 11:20:36,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2025-03-19 11:20:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-19 11:20:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2025-03-19 11:20:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-19 11:20:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-03-19 11:20:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-19 11:20:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2025-03-19 11:20:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-19 11:20:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-19 11:20:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-19 11:20:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-19 11:20:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-19 11:20:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-03-19 11:20:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2025-03-19 11:20:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2025-03-19 11:20:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-19 11:20:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2025-03-19 11:20:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2025-03-19 11:20:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-19 11:20:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-19 11:20:36,802 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-19 11:20:37,282 INFO L234 CfgBuilder]: Building ICFG [2025-03-19 11:20:37,284 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-19 11:20:42,556 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-19 11:20:42,556 INFO L283 CfgBuilder]: Performing block encoding [2025-03-19 11:20:51,959 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-19 11:20:51,960 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-19 11:20:51,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 11:20:51 BoogieIcfgContainer [2025-03-19 11:20:51,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-19 11:20:51,962 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-19 11:20:51,962 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-19 11:20:51,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-19 11:20:51,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.03 11:20:34" (1/3) ... [2025-03-19 11:20:51,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc5804e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 11:20:51, skipping insertion in model container [2025-03-19 11:20:51,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:20:36" (2/3) ... [2025-03-19 11:20:51,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc5804e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 11:20:51, skipping insertion in model container [2025-03-19 11:20:51,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 11:20:51" (3/3) ... [2025-03-19 11:20:51,967 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2025-03-19 11:20:51,978 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-19 11:20:51,980 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, 556 edges, 1 initial locations, 0 loop locations, and 1 error locations. [2025-03-19 11:20:51,980 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-19 11:20:53,118 INFO L143 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2025-03-19 11:20:53,160 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-19 11:20:53,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-03-19 11:20:53,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 11:20:53,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-03-19 11:20:53,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-03-19 11:20:53,660 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-03-19 11:20:53,667 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ldv_platform_instance_3Thread1of1ForFork0 ======== [2025-03-19 11:20:53,674 INFO L340 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;@134f7ca7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-19 11:20:53,674 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-03-19 11:23:04,053 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:24:02,227 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:24:02,729 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:24:03,214 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:24:13,441 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:24:54,150 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:25:35,869 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:25:36,614 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:25:42,079 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:25:42,983 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:26:14,978 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:26:31,540 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:26:42,167 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:26:43,444 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:26:57,029 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:26:57,739 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:26:58,534 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:27:03,132 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:27:04,233 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:27:04,696 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:27:42,852 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:27:43,809 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:27:44,290 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:28:14,496 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:28:15,176 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:28:16,018 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:28:49,390 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:28:49,961 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:28:51,282 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:00,431 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:09,520 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:10,103 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:11,439 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:18,846 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:27,338 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:27,937 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:28,580 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:32,947 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:33,783 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:34,765 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:35,380 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:35,803 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:29:49,857 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:30:15,041 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:30:15,880 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:30:47,888 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:30:48,548 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:30:49,118 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:31:30,295 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:31:31,339 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:32:03,577 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:32:04,240 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:32:05,015 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:33:30,121 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:33:30,964 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:33:42,161 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:33:42,953 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:33:55,050 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:33:55,846 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:33:56,709 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:04,277 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:22,740 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:23,241 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:23,977 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:24,812 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:25,757 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:26,689 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:27,234 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:27,745 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:36,282 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:44,913 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:45,583 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:47,069 WARN L195 Elim1Store]: Array PQE input equivalent to false [2025-03-19 11:34:47,889 WARN L195 Elim1Store]: Array PQE input equivalent to false Killed by 15