./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--media--platform--marvell-ccic--cafe_ccic.ko.cil-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9a849f68 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.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--media--platform--marvell-ccic--cafe_ccic.ko.cil-2.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c540d72ba5e6bf3b6f86e26d5c4995e6374096169e4f4b65620ea58c7f08d081 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 18:01:46,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 18:01:46,565 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2024-10-26 18:01:46,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 18:01:46,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 18:01:46,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 18:01:46,596 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 18:01:46,596 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 18:01:46,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 18:01:46,597 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 18:01:46,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 18:01:46,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 18:01:46,599 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 18:01:46,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 18:01:46,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-26 18:01:46,605 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 18:01:46,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-26 18:01:46,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 18:01:46,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 18:01:46,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-26 18:01:46,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 18:01:46,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-26 18:01:46,608 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 18:01:46,609 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-26 18:01:46,609 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 18:01:46,609 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 18:01:46,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-26 18:01:46,610 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 18:01:46,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 18:01:46,610 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 18:01:46,611 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-26 18:01:46,611 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 18:01:46,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 18:01:46,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 18:01:46,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 18:01:46,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-26 18:01:46,613 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-26 18:01:46,613 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-26 18:01:46,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-26 18:01:46,614 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 18:01:46,614 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 18:01:46,614 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 18:01:46,615 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 18:01:46,615 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 18:01:46,615 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/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c540d72ba5e6bf3b6f86e26d5c4995e6374096169e4f4b65620ea58c7f08d081 [2024-10-26 18:01:46,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 18:01:46,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 18:01:46,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 18:01:46,912 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 18:01:46,912 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 18:01:46,914 INFO L431 ainManager$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--media--platform--marvell-ccic--cafe_ccic.ko.cil-2.i [2024-10-26 18:01:48,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 18:01:48,915 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 18:01:48,916 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--media--platform--marvell-ccic--cafe_ccic.ko.cil-2.i [2024-10-26 18:01:48,968 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fc3d80410/1f80660f43ce4ec0b0c2c417a1b3d356/FLAGf166dfd6a [2024-10-26 18:01:49,471 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fc3d80410/1f80660f43ce4ec0b0c2c417a1b3d356 [2024-10-26 18:01:49,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 18:01:49,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 18:01:49,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 18:01:49,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 18:01:49,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 18:01:49,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:01:49" (1/1) ... [2024-10-26 18:01:49,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8a0ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:01:49, skipping insertion in model container [2024-10-26 18:01:49,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:01:49" (1/1) ... [2024-10-26 18:01:49,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 18:01:53,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 18:01:53,473 INFO L200 MainTranslator]: Completed pre-run [2024-10-26 18:01:53,758 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"); [6732] [2024-10-26 18:01:53,761 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)); [6739] [2024-10-26 18:01:53,761 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6746] [2024-10-26 18:01:53,763 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6761-6762] [2024-10-26 18:01:53,765 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)); [6788-6789] [2024-10-26 18:01:53,765 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"); [6794-6796] [2024-10-26 18:01:53,769 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/linux/scatterlist.h"), "i" (98), "i" (12UL)); [6872-6873] [2024-10-26 18:01:53,770 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/linux/scatterlist.h"), "i" (99), "i" (12UL)); [6883-6884] [2024-10-26 18:01:53,774 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" (52), "i" (12UL)); [6982-6983] [2024-10-26 18:01:53,777 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" (65), "i" (12UL)); [7012-7013] [2024-10-26 18:01:54,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 18:01:54,270 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: video_device_release_empty [2024-10-26 18:01:54,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61fba936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:01:54, skipping insertion in model container [2024-10-26 18:01:54,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 18:01:54,272 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-26 18:01:54,275 INFO L158 Benchmark]: Toolchain (without parser) took 4798.50ms. Allocated memory was 165.7MB in the beginning and 241.2MB in the end (delta: 75.5MB). Free memory was 84.1MB in the beginning and 83.9MB in the end (delta: 170.4kB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. [2024-10-26 18:01:54,276 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 165.7MB. Free memory was 121.8MB in the beginning and 121.8MB in the end (delta: 14.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-26 18:01:54,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4774.20ms. Allocated memory was 165.7MB in the beginning and 241.2MB in the end (delta: 75.5MB). Free memory was 133.4MB in the beginning and 83.9MB in the end (delta: 49.5MB). Peak memory consumption was 136.0MB. Max. memory is 16.1GB. [2024-10-26 18:01:54,279 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 165.7MB. Free memory was 121.8MB in the beginning and 121.8MB in the end (delta: 14.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4774.20ms. Allocated memory was 165.7MB in the beginning and 241.2MB in the end (delta: 75.5MB). Free memory was 133.4MB in the beginning and 83.9MB in the end (delta: 49.5MB). Peak memory consumption was 136.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 6732]: 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"); [6732] - GenericResultAtLocation [Line: 6739]: 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)); [6739] - GenericResultAtLocation [Line: 6746]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("":); [6746] - GenericResultAtLocation [Line: 6761]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6761-6762] - GenericResultAtLocation [Line: 6788]: 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)); [6788-6789] - GenericResultAtLocation [Line: 6794]: 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"); [6794-6796] - GenericResultAtLocation [Line: 6872]: 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/linux/scatterlist.h"), "i" (98), "i" (12UL)); [6872-6873] - GenericResultAtLocation [Line: 6883]: 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/linux/scatterlist.h"), "i" (99), "i" (12UL)); [6883-6884] - GenericResultAtLocation [Line: 6982]: 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" (52), "i" (12UL)); [6982-6983] - GenericResultAtLocation [Line: 7012]: 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" (65), "i" (12UL)); [7012-7013] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: video_device_release_empty RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.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--media--platform--marvell-ccic--cafe_ccic.ko.cil-2.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-32bit-GemCutter_Bitvector.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 ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c540d72ba5e6bf3b6f86e26d5c4995e6374096169e4f4b65620ea58c7f08d081 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 18:01:56,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 18:01:56,575 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-32bit-GemCutter_Bitvector.epf [2024-10-26 18:01:56,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 18:01:56,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 18:01:56,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 18:01:56,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 18:01:56,617 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 18:01:56,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 18:01:56,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 18:01:56,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 18:01:56,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 18:01:56,621 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 18:01:56,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 18:01:56,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-26 18:01:56,624 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 18:01:56,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 18:01:56,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 18:01:56,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-26 18:01:56,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 18:01:56,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-26 18:01:56,629 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-26 18:01:56,629 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 18:01:56,630 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-26 18:01:56,630 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-26 18:01:56,630 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 18:01:56,630 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 18:01:56,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-26 18:01:56,630 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 18:01:56,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 18:01:56,631 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 18:01:56,631 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-26 18:01:56,631 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 18:01:56,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 18:01:56,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 18:01:56,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 18:01:56,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-26 18:01:56,634 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-26 18:01:56,634 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-26 18:01:56,634 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-26 18:01:56,635 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 18:01:56,636 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 18:01:56,636 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 18:01:56,636 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 18:01:56,636 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 18:01:56,636 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-26 18:01:56,636 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c540d72ba5e6bf3b6f86e26d5c4995e6374096169e4f4b65620ea58c7f08d081 [2024-10-26 18:01:56,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 18:01:57,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 18:01:57,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 18:01:57,007 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 18:01:57,008 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 18:01:57,010 INFO L431 ainManager$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--media--platform--marvell-ccic--cafe_ccic.ko.cil-2.i [2024-10-26 18:01:58,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 18:01:59,257 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 18:01:59,257 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--media--platform--marvell-ccic--cafe_ccic.ko.cil-2.i [2024-10-26 18:01:59,313 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ca875f204/e01001578f714033949ee3c47b31dda6/FLAGd77cd3d29 [2024-10-26 18:01:59,721 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ca875f204/e01001578f714033949ee3c47b31dda6 [2024-10-26 18:01:59,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 18:01:59,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 18:01:59,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 18:01:59,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 18:01:59,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 18:01:59,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:01:59" (1/1) ... [2024-10-26 18:01:59,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b92633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:01:59, skipping insertion in model container [2024-10-26 18:01:59,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:01:59" (1/1) ... [2024-10-26 18:01:59,865 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 18:02:02,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 18:02:02,978 INFO L200 MainTranslator]: Completed pre-run [2024-10-26 18:02:03,180 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"); [6732] [2024-10-26 18:02:03,182 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)); [6739] [2024-10-26 18:02:03,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6746] [2024-10-26 18:02:03,187 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6761-6762] [2024-10-26 18:02:03,188 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)); [6788-6789] [2024-10-26 18:02:03,189 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"); [6794-6796] [2024-10-26 18:02:03,191 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/linux/scatterlist.h"), "i" (98), "i" (12UL)); [6872-6873] [2024-10-26 18:02:03,192 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/linux/scatterlist.h"), "i" (99), "i" (12UL)); [6883-6884] [2024-10-26 18:02:03,196 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" (52), "i" (12UL)); [6982-6983] [2024-10-26 18:02:03,198 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" (65), "i" (12UL)); [7012-7013] [2024-10-26 18:02:03,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 18:02:03,848 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: video_device_release_empty [2024-10-26 18:02:03,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33e6317e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:02:03, skipping insertion in model container [2024-10-26 18:02:03,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 18:02:03,850 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-26 18:02:03,852 INFO L158 Benchmark]: Toolchain (without parser) took 4127.07ms. Allocated memory was 67.1MB in the beginning and 144.7MB in the end (delta: 77.6MB). Free memory was 40.7MB in the beginning and 41.4MB in the end (delta: -633.5kB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2024-10-26 18:02:03,854 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 48.2MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-26 18:02:03,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4124.33ms. Allocated memory was 67.1MB in the beginning and 144.7MB in the end (delta: 77.6MB). Free memory was 40.5MB in the beginning and 41.4MB in the end (delta: -886.4kB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2024-10-26 18:02:03,856 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 48.2MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4124.33ms. Allocated memory was 67.1MB in the beginning and 144.7MB in the end (delta: 77.6MB). Free memory was 40.5MB in the beginning and 41.4MB in the end (delta: -886.4kB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 6732]: 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"); [6732] - GenericResultAtLocation [Line: 6739]: 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)); [6739] - GenericResultAtLocation [Line: 6746]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("":); [6746] - GenericResultAtLocation [Line: 6761]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6761-6762] - GenericResultAtLocation [Line: 6788]: 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)); [6788-6789] - GenericResultAtLocation [Line: 6794]: 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"); [6794-6796] - GenericResultAtLocation [Line: 6872]: 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/linux/scatterlist.h"), "i" (98), "i" (12UL)); [6872-6873] - GenericResultAtLocation [Line: 6883]: 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/linux/scatterlist.h"), "i" (99), "i" (12UL)); [6883-6884] - GenericResultAtLocation [Line: 6982]: 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" (52), "i" (12UL)); [6982-6983] - GenericResultAtLocation [Line: 7012]: 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" (65), "i" (12UL)); [7012-7013] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: video_device_release_empty RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN